I’d say:
I had a hard time deciding whether to write an essay about the works of “Eudora Welty, Joan Didion, Gwendolyn Brooks” because the rest of the punctuations doesn’t make sense.
But actually it should be:
I had a hard time deciding whether to write an essay about the works of Eudora Welty, Joan Didion, and Gwendolyn Brooks.
(Without the quotation marks and inclusion the word “and” before “Gwendolyn”)
The correct answer is C) Real Estate Brokers
The answer is D. Hope this helps :)
Sentence 3 does because Kayla answered the phone and crashed the car.