d. 18/2 = 9
2 * 9 = 18
18 * 9 = 2
2 * 9 = 18
18/2 = 9
The numbers we are working with are 2, 9, and 18.
a is wrong (there is a 36)
b is wrong (there is a 6)
c is wrong (there is a 36)
d is correct (there is a 2, 9, and 18)
Therefore, our final answer is d.
Hope this helps!