You are presented with the quiz "What can happen when menstruation stops?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "menopause occurs when menstruation stops occurring, usually in middle adulthood" and "hot flashes are the classic sign of menopause and peri-menopause". 

So, what's the best answer to the question?


 

        hot flashes   