After Death,muscles Remain in a Stiff Position for Several Hours

Multiple Choice

After death,muscles remain in a stiff position for several hours because ATP is required

A) to break the bond between actin and myosin.
B) for actin to bind to myosin.
C) for the motor neuron to signal a muscle to relax.
D) for calcium ions to be pumped into the muscle cell.
E) to produce creatine phosphate.