The Difference Between the Representativeness Heuristic and the Availability Heuristic

The difference between the representativeness heuristic and the availability heuristic is that the representativeness heuristic assumes that ___,and the availability heuristic assumes that ___.

A) we tend to look for information that supports our current beliefs; all members of a category are like the average of that category
B) all members of a category share similar characteristics; events that are easy to bring to mind are more common
C) our ability to make rational decisions is limited by things beyond our control; we use whatever information is available to evaluate our options
D) we tend to view objects as having only one purpose or use; we tend to use whatever strategies have worked in the past