The coordinate of the Force vector AB is A (2, 0, 2) and B (-2, 3.46, 3). What are its directions?

The coordinate of the Force vector AB is A (2, 0, 2) and

1.	The coordinate of the Force vector AB is A (2, 0, 2) and B (-2, 3.46, 3). What are its directions?
A.	-0.742i + 0.643j + 0.186k
B.	0.742i – 0.643j – 0.186k
C.	-0.742i – 0.643j + 0.186k
D.	-0.742i + 0.643j – 0.186k
Answer» B. 0.742i – 0.643j – 0.186k