Why would it be dangerous if your nervous system did not recognize when your body temperature is to high?

It would be dangerous because your nervous system would not be able to send the message to your brain that the body is too hot so it would not know to cool down. This would lead to the body overheating and potentially death.

Explanation:

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.