Answer:
D
Step-by-step explanation:
A No doubt something will happen later but that´s not the issue here.
B Maybe George is a little annoyed with Lennie but what causes it?
C He is not overreacting, he is taking care of a situation that Lennie obviously doesn´t understand.
D George´s eloquency, intellect and fast reasoning stands out and shows the big differences between him and the slow and simple Lennie.