They are all considered a penalty or an infraction. When one of these occurs, the opposite team will get a power play usually. A power play is when one team has more players than the other. Hope this helps!
Itsnt it like chiropractic stretching because you can paralyze yourself
The answer to your question is B, Myosin and actin do not fully detach, so the muscle cannot relax.
Hope this helps!