What is the output for the following program?

for numX in [3,5]
for numY in [1,2]
print (numX, numY)

Answer choices:
A. 3 1
5 1
3 2
5 2

B. 31
51
31
52

C. 31
32
51
52

D. 3 1
3 2
5 1
5 2