Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-The positions of two particles on the s-axis are = sin t and with and in meters and t in seconds. At what time(s) in the interval 0 $\le$ t $\le$ 2 $\pi$ do the particles meet?

A) t = $\pi$ sec and t = 2 $\pi$ sec
B) t = 3/8 $\pi$ sec and t = 11/8 $\pi$ sec
C) t = 3/4 $\pi$ sec and t = 11/4 $\pi$ sec
D) t = 1/2 $\pi$ sec and t = 3/2 $\pi$ sec