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Difficulty: MediumAdjectives, Adverbs, and Modifiers

Which of the following sentences uses adjectives, adverbs, and modifiers correctly without grammatical error?

  1. Having thoroughly analyzed the soil samples, the agricultural scientist presented a comprehensive report to the committee.Answer
  2. B
    Having thoroughly analyzed the soil samples, a comprehensive report was presented to the committee by the agricultural scientist.
  3. C
    Having thoroughly analyzed the soil samples, the agricultural scientist gave a complimentary analysis that praised the farm's stationery machinery.
  4. D
    Having analyzed the soil samples thorough, the agricultural scientist made a heavy examination on crop yield.

Answer

The sentence beginning with 'Having thoroughly analyzed the soil samples, the agricultural scientist presented a comprehensive report to the committee.' is grammatically correct.
The correct option properly aligns the introductory participial phrase ('Having thoroughly analyzed...') with the logical subject performing the action ('the agricultural scientist'). Furthermore, the adverb 'thoroughly' correctly modifies the participle 'analyzed', and the adjective 'comprehensive' appropriately describes 'report'.

Step-by-Step Solution

1
Examine the introductory modifier clause in each option.
Identified that 'Having thoroughly analyzed the soil samples' is a participial modifier requiring a logical human agent immediately following the comma.
Participial phrases at the beginning of a sentence must directly modify the subject of the principal clause.
2
Check modifier placement and subject alignment across options.
The option placing 'the agricultural scientist' directly after the comma avoids the dangling modifier error found in the option placing 'a comprehensive report' there.
A report cannot analyze soil samples; only the scientist can perform that action.
3
Verify correct choice of adverb vs. adjective and word usage.
The adverb 'thoroughly' correctly modifies the verb form 'analyzed', and 'comprehensive' correctly modifies the noun 'report'.
Adverbs modify verbs and participial forms, while adjectives modify nouns.

Key Concept

Participial Modifiers and Adverb/Adjective Functions
Estimated Time:1m 0s
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Topics

Adjectives, Adverbs, and Modifiers

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