Answer:
correct option is b. 0.01
Explanation:
solution
as per driving rule for individuals younger than 21
it is illegal to drive with a Blood alcohol concentration ( BAC ) = 0.01 and higher
and Blood alcohol concentration BAC is get by quantity of alcohol consumed and body weight and food eaten
and it is also illegal if older than 21 people have Blood alcohol concentration ( BAC ) = 0.08 or more
so here correct option is b. 0.01