When the Saleswoman Doesn't Reply to His "Hello," Mario Concludes

When the saleswoman doesn't reply to his "hello," Mario concludes that she is simply a cold person. Yet the next day when Mario doesn't reply to the saleswoman who greets him, he realizes that he is just having a bad day. These differing attributional tendencies illustrate

A) the fundamental attribution error.
B) the actor-observer effect.
C) counterfactual thinking.
D) the false-consensus effect.