Agoal of psychology is to which involves using research findings to shape or modify behavior, or to apply the findings in order to direct behavior in a beneficial way.

Control behavior

Explanation:

Psychology aims to change, influence, or control behavior to make positive, constructive, meaningful, and lasting changes in people's lives and to influence their behavior for the better. This is the most important goal of psychology. There are four goals of psychology: describe, explain, predict and control behavior. To control behavior you must research findings and apply them for any modification to happen.

taking a bath requires the most water out of the given options because it takes a significant amount of water in order to fill a bathtub.