Triplett (1898) conducted one of social psychology's first laboratory experiments by asking children to wind string on a fishing reel. The results of the study indicated that there was a positive relationship between the speed at which the children wound the reel and the presence of other children. Later studies found the same pattern and dubbed it:

The social facilitation effect is the correct answer.

Explanation:

the correct answer is individualism and exchange. at this stage, children begin to question the rules, because they can see that there is more than one side to them. different individuals have different viewpoints. they won't be able to reach this stage because of ignorance, a lack of ethics or personal biases. that is because people with that characteristiscs are not able to distinguish what is good or what is bad and they can't pursue their individual interests.

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.