Final answer:
The manifest function of schooling in providing knowledge and skills is one of the key roles of the U.S. education system, encompassing academic and learning skills essential for societal roles and preparation for adult life.
Step-by-step explanation:
The manifest functions of schooling are the intentional and recognized outcomes that serve various functions in society. One of the key manifest functions of the United States education system is providing knowledge and skills.
This function encompasses basic academic knowledge, learning skills, and ensures that students gain the factual and conceptual understanding considered essential by society. In addition to this, the education system is vital in transmitting core values and helping in the socialization of children, equipping them with societal roles and preparing them for adult economic roles as highlighted by sociologist Émile Durkheim.