Before going to a reception at the university president's house, abby reminds her date, homer, not to act like he is at a fraternity party. abby wants homer to be most aware of the context.

Abby wants Homer to be most aware of the "social - psychological" contexts.

Social psychology is tied in with understanding individual conduct in a social context.It subsequently takes a gander at human conduct as impacted by other individuals and the social setting in which this happens.  

Social psychology is to do with the way these emotions, thoughts, convictions, expectations and objectives are developed and how such mental variables, thus, impact our cooperations with others.