Answer:
D) Coordination, agility, and power.
Step-by-step explanation:
Coordination agility and power are skill-related factors, because we need to effort in order to improve skills like theses.
Actually, coordination, agility and power are skills as themselves, and they can be improve or weaken, depending on our routines. In other words, their development depend on us. The opposite case is a function that cannot be directly affected by us, like heredity or blood pressure, they are not skills.