The correct answer is b, antigens
White Blood cells Because they are produced in your body and they are constantly used more than they are replaced
It’s a study of unusual behaviors,emotion,and thought hope this helped
You sound unsure of yourself and you list negatives (not super negative but they’re not great) attributes about yourself. try listing more positive things about yourself besides you being “bored”, “annoying”, or “lazy”. Maybe you have a hobby like drawing or playing games, add things like that
