What Is the Difference Between a Tic and a Spasm

What is the difference between a tic and a spasm?

A) A tic is a spasm that can be controlled voluntarily.
B) A tic is a strong and very painful spasm, especially of the leg and foot.
C) A tic is caused by stretching or tearing of a muscle, while a spasm is just an involuntary contraction.
D) A tic is caused by the inflammation of a tendon, while a spasm is just an involuntary contraction.
E) A tic refers to achy muscles, usually due to overexercise, while a spasm is just an involuntary contraction.