Which matrix represents B-A

A= 3 -12 B= 4 5

-6 5 -1 8

9 -2 -7 6

A) -1 -17

-5 -3

16 -8

B) 1 -7

-7 3

2 4

C) 1 7

5 3

-16 8

D) -1 -17

7 -3

2 -8