Which of the following is NOT a possible set of whole number factors of +24?

a. -4 and - 6
b. 12 and 2
c. 24 and -1
d. 8 and 3

I believe the answer would be A

2 answers

Right.
or would it be C cause it says not a whole number

-4 x-6 = 24
12 x 2= 24
24 x -1= -24
8 x 3=24