32) Which of the following is correct?
I had a hard time deciding whether to write an essay about the works of (Eudora Welty, Joan Didion, Gwendolyn Brooks).
I had a hard time deciding whether to write an essay about the works of -Eudora Welty, Joan Didion, Gwendolyn Brooks-.
I had a hard time deciding whether to write an essay about the works of {Eudora Welty, Joan Didion, Gwendolyn Brooks}.
I had a hard time deciding whether to write an essay about the works of.