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Zorluk: ZorCommas with Lists, Clauses, and Coordinate Adjectives

Since the restoration team had to work with extremely delicate, historically significant artifacts, they had to implement several innovative, highly precise, preservation techniques, but the lead archivist remained concerned about the project's tight schedule.

Which choice best punctuates the underlined portion of the sentence?

  1. A
    NO CHANGE
  2. B
    innovative, highly precise preservation techniques,
  3. innovative, highly precise preservation techniques, butCevap
  4. D
    innovative, highly precise preservation techniques; but

Cevap

The correct option is the one that reads 'innovative, highly precise preservation techniques, but'. This choice correctly places a comma between the coordinate adjectives, avoids a comma before the noun, and uses a comma before the coordinating conjunction to join the independent clauses.
The correct option is the one that reads 'innovative, highly precise preservation techniques, but'. In this option, the comma between 'innovative' and 'highly precise' is required because they are coordinate adjectives (they can be reversed or connected with 'and'). No comma is placed between the last adjective 'precise' and the noun phrase 'preservation techniques' because commas should not separate the final adjective from the noun it modifies. Finally, a comma is placed before the coordinating conjunction 'but' to correctly join two independent clauses.

Adım Adım Çözüm

1
Analyze the relationship between the adjectives modifying the noun 'techniques'.
The modifiers 'innovative' and 'highly precise' are coordinate adjectives because they can be reversed ('highly precise, innovative preservation techniques') and joined by 'and' ('innovative and highly precise'). Thus, they must be separated by a comma. However, 'preservation' is a noun adjunct modifying 'techniques' (forming the compound 'preservation techniques'), so no comma should separate 'precise' from 'preservation'.
This determines the correct comma placement between the adjectives and the noun.
2
Analyze the clause structure of the sentence to determine how the two clauses should be joined.
The first part of the sentence ('Since the restoration team... techniques') forms an independent clause, and the second part ('the lead archivist remained concerned...') is also an independent clause. These two independent clauses must be joined using a comma and a coordinating conjunction (such as 'but') or a semicolon alone.
This determines the correct punctuation at the clause boundary to avoid run-on sentences or comma splices.
3
Evaluate the choices to find the one that matches these grammatical requirements.
The option containing 'innovative, highly precise preservation techniques, but' correctly applies both rules.
Selecting the grammatically correct option.

Anahtar Kavram

Commas with Lists, Clauses, and Coordinate Adjectives
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