His Teachers Described Darrell as Being Very Honest and Conscientious

His teachers described Darrell as being very honest and conscientious on the basis of his classroom performance. However, his basketball coach observed Darrell breaking the rules and taking cheap shots during practice, and described him as a cheat. Such findings have led to criticism of trait theories of personality because __________.

A) different observers tend to describe a single individual in terms of different traits
B) personality is based on fluid cognitive structures rather than systems of traits
C) people behave much less consistently across situations than trait theory predicts
D) all of the above