Dean overestimates the proportion of family chores for which he takes sole responsibility because it's easier for him to recall what he has done than to recall what other family members have done. this best illustrates the impact of: ) the representativeness heuristic. b) confirmation bias. c) the availability heuristic. d) overconfidence

C) the availability heuristic.  

Explanation:

Availability heuristic: In psychology, the term availability heuristic is defined as a mental shortcut depending on the sudden example that comes into a person's mind while assessing a particular concept, decision, method, and topic, etc.

In other words, a person tries to make a judgment about a specific event based on the example that comes in his or her mind at first relate to the instance. People usually use those example that comes first in mind and which is relocatable to a given situation.

Availability heuristic is considered to be an important part while making a decision and is of great benefit.