William is at the toy store and sees a construction set. He asks his dad if he can have it for his birthday. His dad asks him if he thinks he would be able to use it. William reminds his dad that he is good at building with blocks. What does this example demonstrate?

A) William's dad's inappropriate questioning of William's sense of initiative.

B) William's need to prove himself worthy to his father.

C) William's positive self-concept.

D) William's sense of shame and doubt.