Melvin had an okay time at his retirement party.The next year,however,he remembered the retirement party as fabulous.This is called:

A) rosy recollection bias.
B) counterfactual thinking.
C) the mind-set effect.
D) dialecticism.

Rosy recollection bias refers to the tendency for people to remember past events in a more positive light than they were originally experienced. This is likely what happened with Melvin, as he remembered his retirement party as fabulous even though he only had an okay time originally.