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Difficulty: MediumAdjectives, Adverbs, and Modifiers

During an environmental assessment of the coastal reserve, researchers tracked animal migration patterns. Which sentence uses modifiers correctly and unambiguously to report their findings?

  1. Observing the reserve from a stationary watchtower, the researchers clearly identified several rare bird species migrating south.Answer
  2. B
    Observing the reserve from a stationary watchtower, several rare bird species were clearly identified migrating south.
  3. C
    Observing the reserve from a stationery watchtower, the researchers clearly identified several rare bird species migrating south.
  4. D
    Observing the reserve from a stationary watchtower, the researchers heavily identified several rare bird species migrating south.

Answer

Observing the reserve from a stationary watchtower, the researchers clearly identified several rare bird species migrating south.
The correct sentence places the introductory participial clause adjacent to the logical agent ('the researchers'), correctly uses the adjective 'stationary' to describe an immobile watchtower, and modifies the verb 'identified' with the natural adverb 'clearly'.

Step-by-Step Solution

1
Examine the introductory participial modifier for proper subject attachment.
Confirm that 'Observing the reserve...' immediately precedes and modifies the true subject 'the researchers'.
A participial modifier at the start of a sentence must directly modify the noun that immediately follows the comma to avoid a dangling modifier.
2
Verify the correct spelling and meaning of the adjective describing the watchtower.
Select 'stationary' (meaning immobile or fixed in place) instead of 'stationery'.
'Stationery' with an 'e' refers to paper and writing materials, whereas 'stationary' with an 'a' is the appropriate adjective for fixed structures.
3
Evaluate the choice of adverb modifying the main verb.
Ensure 'clearly' is used to form a standard, idiomatic modifier pairing with 'identified'.
Adverbs must collocate naturally with the verbs they modify in formal academic English.

Key Concept

Modifiers, Participial Placement, Homophone Adjectives, and Adverbial Collocations
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Topics

Adjectives, Adverbs, and Modifiers

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