A Mass on a Spring Undergoes SHM

Multiple Choice

A mass on a spring undergoes SHM.When the mass is at its maximum distance from the equilibrium position,which of the following statements about it are true? (There could be more than one correct choice. )

A) Its acceleration is zero.
B) Its speed is zero.
C) Its elastic potential energy is zero.
D) Its kinetic energy is a maximum.
E) Its total mechanical energy is zero.