Place These Steps of Muscle Contraction in the Correct Order

Multiple Choice

Place these steps of muscle contraction in the correct order.
1) Action potential is generated along the sarcolemma
2) Nerve impulse arrives at synapse
3) Calcium is released into muscle cell cytoplasm
4) Acetylcholine is produced
5) Actin and myosin molecules continuously cross-link, with actin molecules being pulled inward

A) 2, 3, 4, 1, 5
B) 4, 2, 1, 5, 3
C) 1, 2, 4, 3, 5
D) 2, 4, 1, 3, 5
E) 1, 2, 4, 5, 3