James Buchanan served his entire presidency as a bachelor.
That would be manifest function.
The manifest function of education has to do with the educations role in the society mainly in how education helps social development and social interaction with other members of the society. There are six manifest functions of education according to Javier and his associates and they are the integration into political social sphere and advancing change, placing an individual into society, interaction with other society members that is socialization, social control, the transmission of culture.
The federal bank of the United States is also known as The Federal Reserve System, or the Federal Reserve, or simply as the Fed.