Which sentence correctly uses commas to separate coordinate adjectives? more than 700,000 books make up the library's large, diverse, rare-book collection. more than 700,000 books make up the library's large, diverse rare-book collection. more than 700,000 books make up the library's, large, diverse rare-book collection. more than 700,000 books make up the library's large, diverse, rare-book, collection.

More than 700,000 books make up the library's large, diverse rare-book collection.

Explanation:

Co-ordinate adjectives are the types of adjectives that play the same role in a sentence. They may be two or more adjectives describing the same noun in a sentence.

Out of the four options given in the sentence, the correct answer with the correct usage of the commas for the co-ordinating adjectives is the second option-

More than 700,000 books make up the library's large, diverse rare-book collection.

Here, the "large" and "diverse" make up the two coordinating adjectives in the sentence. Thus, the comma in between them is the correct punctuation in the sentence.