Answer:
Answer is B, Front and back regions.
Explanation:
Front and back regions or stages are the terms developed by a sociologist Ervin Goffman , where he described the behaviors of people as performance.
He explained that, the front region or stage action are action or behavior that people use to display in the presence of people , that is , when they know that other people are watching. It is believed to be based on intention and purpose.
The back region or stage action are behavior or action that are performed in the absence of people. This region is where people practice the behavior they are going to display in the front region.
In this case, the set of accounts Maria uses for communication with employer and her professors are front stage action or behavior, because , this is known to those sets of people, while the other set of accounts, which were kept from people is regarded as an act of back region or stage.