No, being around guys most of the time would make it pretty easy to turn gay.
Answer: behaviorism, psychodynamic, humanistic, cognitivism
And also its not cognition it is cognitivism.
The answer is vitamins, because fruits and vegetables do not have lots of proteins ,and hardly any fats.
This could be many things. It's common for young girls you have irregular periods but could also be a health problem. There is also a possibility of pregnancy if she is sexually active.