I think the answer is adjective
The part of speech that answers the question “which one” is a/an
A.
preposition
B.
conjunction.
C. adjective.
D.
adverb.
I am pretty sure the answers A
Which of the following sentences has a compound predicate?
A.
Heather and Casey played basketball and tennis all day.
B.
With the right investments, Steve thinks he can get rich.
C. My whole family enjoys skiing and snowboarding.
D.
Yesterday I cleaned and painted my kitchen.