In the research presented in the textbook, people who were asked to provide examples rated themselves as more assertive than people who were asked to provide examples.

The correct answer is:

Assertive - unassertive

In the research presented in the textbook, people who were asked to provide assertive examples rated themselves as more assertive than people who were asked to provide unassertive examples.

Explanation:

According to the research paper Ease of Retrieval as Information: Another Look at the Availability Heuristic published by the Journal of Personality and Social Psychology, human behavior is conditioned depending on the different considerations that can be taken into account about a certain situation.

During the study it was possible to observe how for the individuals that were asked to provide examples about assertive behaviors, their own perception was described as a more assertive one, while on the other side individuals who were asked to describe unassertive situations described themselves in an unassertive conception.

well considering i can't see the graph, it's probably prices

the density would be a smaller number.