I believe the anwser is c
Well, an athlete's vital capacity will be stronger and can withstand more movement and pressure. and a non- athlete's vital capacity will not change it will stay the same which is a little strong and a little week and it probably can't withstand movement and pressure.
Mass media is communication so It depends on how we communicate with each other when anyone isnt close or it could be helping us with what the weather is so on...
A ressponsible, mentally stable adult.