Darnell Believes That Recycling Is a Good Thing, but There

Darnell believes that recycling is a good thing, but there are several glass bottles and aluminum cans in his trash can. Which is the likely reason for the discrepancy

A) When he said that recycling was good, he meant it was good for other people.
B) Attitudes do not predict behaviors, so his attitude is irrelevant.
C) His behavior hasn't been observed long enough.
D) His attitude is general, but recycling behavior is specific.