Which One of the Following Examples Best Illustrates the Concept

Which one of the following examples best illustrates the concept of situated motivation?

A) Nathan gets extremely upset when he earns anything less than a perfect score on a test paper,probably because his parents have always expected him to be perfect at everything he does.
B) Polly is afraid of deep water because once,when she was a little girl,she almost drowned.
C) Last year Ophelia was bored to tears in history class,but this year she loves history because her teacher conducts many activities that make the subject come alive.
D) Quinton would really like to play on his high school basketball team,but because he's quite short,he has settled for what he considers to be second-best: being on the wrestling team.