Examkin

Soru

Zorluk: ZorFalse Dilemma (False Dichotomy)

Public Health Official: A recent outbreak of waterborne illness in our municipality was definitively traced to agricultural runoff entering the regional reservoir. To guarantee the safety of our drinking water, the city council must mandate a total transition to indoor hydroponic farming for all regional agriculture. The rationale is straightforward: if we permit traditional outdoor farming to continue, our sole defense against contamination will be to drastically increase the concentration of chlorine in our water treatment facilities. Yet, epidemiological studies demonstrate that numerous chlorine-resistant pathogens survive such elevated chemical treatments, leaving the populace vulnerable. Consequently, the mandate for indoor hydroponic farming is an absolute necessity.

Which one of the following most accurately describes a flaw in the public health official's reasoning?

  1. A
    It confuses a measure that would be sufficient to prevent reservoir contamination with a measure that is logically required to prevent it.
  2. It takes for granted that there are no methods of counteracting the dangers of agricultural runoff under traditional outdoor farming other than increasing chlorine concentrations.Cevap
  3. C
    It presumes, without providing justification, that a correlation between agricultural runoff and the presence of pathogens guarantees a causal relationship.
  4. D
    It relies on the unstated assumption that a total transition to indoor hydroponic farming is economically feasible for the municipality.
  5. E
    It illicitly shifts the meaning of the term "vulnerable" from referring to a known historical risk to an unavoidable future certainty.

Cevap

The argument takes for granted that there are no methods of counteracting the dangers of agricultural runoff under traditional outdoor farming other than increasing chlorine concentrations.
The official's argument relies on a process of elimination: because the combination of traditional outdoor farming and increased chlorine fails to guarantee safety, we must mandate indoor hydroponic farming. This reasoning is structurally flawed because it artificially limits the available options. The correct answer points out this False Dilemma by noting that the official assumes, without evidence, that increased chlorine is the 'sole defense' available if traditional farming continues. The argument completely overlooks other potential solutions, such as alternative water filtration technologies (e.g., UV treatment, reverse osmosis) or physical runoff barriers.

Adım Adım Çözüm

1
Identify the main conclusion of the argument.
The conclusion is that the city council must mandate a total transition to indoor hydroponic farming.
This is the primary claim the official is trying to prove, indicated by the conclusion indicator 'Consequently'.
2
Analyze the premises used to support the conclusion.
Premise 1: The illness was traced to agricultural runoff. Premise 2: If we allow outdoor farming, our sole defense is increasing chlorine. Premise 3: Pathogens survive elevated chlorine, leaving us vulnerable.
Understanding the evidence is necessary to see how the author bridges the premises to the conclusion.
3
Evaluate the logical connection between the premises and the conclusion to find the flaw.
The author argues for hydroponic farming solely by discrediting one specific alternative (outdoor farming + chlorine). The flaw is assuming these are the absolute only two options available to the municipality.
An argument by elimination is only logically valid if all possible alternatives are accurately considered. Failing to do so results in a False Dilemma.
4
Select the answer choice that perfectly describes this False Dilemma.
The correct option identifies that the argument completely overlooks other potential defenses against agricultural runoff in traditional farming settings.
This matches the structural flaw identified in the previous step.

Anahtar Kavram

A False Dilemma (or False Dichotomy) occurs when an argument presents two options as if they are the only possibilities, when in fact other viable alternatives exist. The argument then eliminates one option to falsely justify the other.
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False Dilemma (False Dichotomy)

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