Final answer:
When parents instruct their child to tuck in their shirttails, they are promoting neatness and tidiness, which relates to conforming to social norms for appearance.
Step-by-step explanation:
When parents remind their child to tuck in their shirttails, they are encouraging the child to be neat and tidy. This request is about presenting oneself in a proper and orderly fashion, which is often associated with following social norms and expectations. It is not directly about being fashionable, comfortable, or rebellious. In fact, conformity plays a role in such areas of social life; while young people are aware of and sensitive to the styles and norms that their peers follow, they also might face pressures from parents to present themselves in a certain way that aligns with the parents' expectations or the expectations of certain social settings.
For example, teenagers might feel the need to conform to certain dress codes to fit in with peers or respect school rules. However, such actions are usually separate from motivations such as following parents' strict rules or saving money. Instead, they are often related to the broader context of social norms regarding appearance and behaviors. This can also be seen in other scenarios, where safety or appropriateness in certain environments dictates specific clothing guidelines, such as wearing closed-toe shoes or avoiding hanging sleeves.