On his first day as a school psychologist, Daniel took a trip to the school ground and quietly sat in the corner watching the children play. He noticed several patterns in the way children behaved with each other, especially when they were playing games. Daniel is most likely using the method of __________.

A) naturalistic observation
B) introspection
C) reinforcement
D) mass survey

Naturalistic Observation

A research method involving observing subjects in their natural environment without intervention by the researchers.

Introspection

The examination of one's own conscious thoughts and feelings, used in psychological research.

Reinforcement

Within the realm of behavioral psychology, a consequence that, when introduced following a particular antecedent stimulus, serves to reinforce an organism's subsequent actions.