How does Syntax explain the difference between the following two sentences?a) John is easy to please.b) John is eager to please.

A、They are derived from different positions in the deep structure.;

B、Sentence a) means John is ready to please others, while b) means to please John is easy.;

C、There is movement in a), but no movement takes place in b).;

D、Sentence a) means to please John is easy, while b) means John is ready to please others.