For a vertical spring–mass oscillator that is moving up and down, which of the following statements are true? (More than one statement may be true.) (A) At the lowest point in the oscillation, the...

For a vertical spring–mass oscillator that is moving up and down, which of the following statements are true? (More than

one statement may be true.)

(A) At the lowest point in the oscillation, the momentum is zero.

(B) At the lowest point in the oscillation, the rate of change of the momentum is zero.

(C) At the lowest point in the oscillation, .

(D) At the lowest point in the oscillation, .

(E) At the lowest point in the oscillation, .