Which One of the Following Statements Is True Concerning an Object

Multiple Choice

Which one of the following statements is true concerning an object executing simple harmonic motion?

A) The object's velocity is never zero.
B) The object's acceleration is never zero.
C) The object's velocity and acceleration are simultaneously zero.
D) The object's velocity is zero when its acceleration is a maximum.
E) The object's maximum acceleration is equal to its maximum velocity.