The Position of a 0

Multiple Choice

The position of a 0.700-kg mass undergoing simple harmonic motion is given by x = (0.160 m) cos (πt/16) .What is its position at t = 5.80 s?

A) -0.0670 m
B) 0.0622 m
C) 6.25 m
D) 0.0670 m
E) 0.610 m