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Difficulty: HardModifier Placement

Art restorers have recently turned to nanocalcite gels to consolidate fragile Renaissance frescoes. Applied to the painted surface in thin layers, the crumbling plaster is reinforced by microscopic calcium carbonate particles. This innovative method preserves the vibrant colors without altering the chemical composition of the original artwork.

Which of the following versions of the underlined portion is grammatically correct and best maintains the logical flow of the sentence?

  1. A
    NO CHANGE
  2. Applied in thin layers to the painted surface, the microscopic calcium carbonate particles reinforce the crumbling plaster.Answer
  3. C
    Applied in thin layers to the painted surface, the microscopic calcium carbonate particles in the gel reinforces the crumbling plaster.
  4. D
    Applied in thin layers to the painted surface, which are microscopic calcium carbonate particles that reinforce the crumbling plaster.

Answer

The correct answer is the option stating that the microscopic calcium carbonate particles reinforce the crumbling plaster, which correctly aligns the introductory modifier with its logical subject and maintains subject-verb agreement.
The correct option is the one stating 'Applied in thin layers to the painted surface, the microscopic calcium carbonate particles reinforce the crumbling plaster.' This version correctly repositions the logical subject 'particles' immediately after the introductory modifier. It also maintains proper subject-verb agreement by pairing the plural subject 'particles' with the plural verb 'reinforce' and forms a complete, independent clause.

Step-by-Step Solution

1
Identify the introductory modifier in the underlined portion and determine what it logically describes.
The phrase 'Applied to the painted surface in thin layers' describes the gel or its particles, not 'the crumbling plaster.'
An introductory participial modifier must immediately precede the noun it logically modifies to avoid a dangling modifier.
2
Evaluate the options to find one where the correct noun ('the microscopic calcium carbonate particles') is the subject immediately following the introductory modifier.
The options starting with 'the microscopic calcium carbonate particles' place the correct noun after the comma.
This resolves the dangling modifier by aligning the modifier with its logical target.
3
Verify subject-verb agreement and complete sentence structure in the remaining options.
The correct option uses the plural verb 'reinforce' to match the plural subject 'particles' and forms a complete, independent clause.
Ensuring other grammatical conventions (like subject-verb agreement and sentence structure) are intact is necessary to confirm the best answer.

Key Concept

Modifier Placement
Estimated Time:1m 0s
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Topics

Modifier Placement

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