For most muscle activities it usually lasts at least 90 seconds in duration for you to solely rely with lactic acid.
Answer is A. D-Trying to fit in is them doing asking you to do it an you do even if you've never done it.C- Feeling as though " everyone is doing it" is alot similar to trying to fit in. B- Wanting to be like is the same thing as trying to fit in just said differently.