Final answer:
Social Studies is the subject related to the question, which involves reflecting on becoming more effective and adjusting behavior accordingly.
Step-by-step explanation:
In the given context, the subject is Social Studies. Social Studies is an interdisciplinary subject that focuses on the study of human societies, their cultures, history, geography, economics, and civics. Reflecting on how to become more effective and then adjusting behavior accordingly is a part of the social studies curriculum, particularly in areas like personal development, self-reflection, and goal-setting.