What are Sin D and Sec D?

On the top line of the triangle there is a 41 below it on the line below is a 40. On the far left of the triangle is a 9.

A. Sin D=41/9 and Sec D=41/40
B. Sin D= 9/41 and Sec D=40/41
C. Sin D 41/9 and Sec D=40/41
D. Sin D =9/41 and sec D=41/40