The first couple red flags are him hitting you and trying to beat you/ kill you , no “man” should be putting his hands on a female.!
Staying abstinent can keep you free of sexually transmitted diseases and also keep your mental, emotional, and physical state as good as possible! At a young at(teens-20) sexual activity can actually harm some bodies, as they are not yet ready and matured enough. Also, when you are young it is hard enough to be emotionally stable, let alone having had sex and be emotionally stable. Remember there is always the word no, and places to stop. You can have a friend and a safeword for them to come get you etc. <span />
The answer is...
B) To ensure that you are constantly engaging your body in a way that improves its function
yes it could have a lot to do with her problems
It helps prevent illness because they washed their hands and if they didn't 1 that would be nasty and 2 no one want pee or poop on their food that they are going to eat.