A teenager has a family history of type 2 diabetes mellitus. he asks the nurse what he can do to try to prevent developing it himself. which of the following instructions should the nurse give this client?
a. tell him he should talk to his physician about genetic testing.
b. tell him to be active and eat a balanced diet.
c. tell him that very little can be done to avoid developing this disorder.
d. tell him to avoid any and all sweets.