Which elements in the set below are integers? Choose the most complete answer.

12, –3∕4, 5, –7, 2.24, 14∕7, 9

Question 15 options:

A)
–3∕4, 5, 2.24, 14∕7

B)
12, 5, –7, 14∕7, 9

C)
12, 5, –7, 9

D)
12, –7, 9