bill was a very aggressive and violent youth. he often got into fistfights with the other boys and was even charged with assault when he was in his mid-twenties. bill is now 65 years old and it takes a lot to make him angry. why is this the case? please choose the correct answer from the following choices, and then select the submit answer button. answer choices bill's levels of the hormone melatonin have increased. bill's levels of the hormone testosterone have decreased. bill's levels of the hormone melatonin have decreased. bill's levels of the hormone testosterone have increased.