Studies of Children with Attention-Deficit/hyperactivity Disorder Suggest That ______________ to Show

Studies of children with attention-deficit/hyperactivity disorder suggest that ______________ to show aggressive or impulsive behaviours whereas ______________ to show more symptoms of inattention and concentration difficulty.

A) girls are more likely; boys or girls are equally likely
B) boys are more likely; boys or girls are equally likely
C) girls are more likely; boys are more likely
D) boys are more likely; girls are more likely