List the following events in the order they occur: _____ a. The motor end plate is depolarized. _____ by. The sarcomeres contract. _____ c. Acetyl choline is released from the axon terminal into the synaptic cleft. _____ d. The depolarization triggers an action potential which propagates along the sarcolemma and the T tubules. _____ e. An action potential arrives at the axon terminal