Do you want the whole essay written or just explained
Answer:
Their parents might not think their child is capable of doing such things, and the reason why might also be because they are "too busy".
The parents might also have drug problems of their own
During presentations, speakers show their prowess by knowing the content well.
I think this word best fits the sentence. Prowess is about an ability of the person and based on the sentence the speakers try to prove something about understanding the content.
I think it is D
Hope this help you?!