The answer to this question is mass
Answer:
okay, I'm a teen and I know many people who believe weird stuff
okay, Many of my friends believe that all carbs and fats are bad and also math will mess up your brain. they also believe that if you're wearing glasses and know a lot of math, then you're a nerd. whats up with that
You have to have a goal before you work out or should so d would be the answer
