Bipolar and some pros is that you can get it medically diagnosed and you can get treatment
Muscular strength
in case you didn't know the definition of muscular strength, you could use process of elimination. it's not muscular endurance because endurance is testing how long you can do something over a period of time, and the question is asking about all at once. it's not flexibility or body composition because neither are testing how much force your body can exert. that leaves muscular strength.
#12 should be~ A.) The ability to maintain control of your body while stationary or moving.
#13 I think is also~ A.) Atrophy.
#14 I'm positive should be~ C.) How long you exercise.
<em>I hope this helps you.</em>