In the opening of his speech, stalin refers to his audience as his friends. what type of audience appeal is he using?

The type of audience appeal he is using is called PATHOS.

It is to do with emotions.You try to play with emotions of your audience.

the president has the power to appoint federal judges, ambassadors, and other "principal officers” of the united states, subject to senate confirmation of such appointments.

in an absolute  monarchy, the  monarchrules as an autocrat, with absolutepower  over the state and government — for example, the right to rule by decree, promulgate laws, and impose punishments. the  monarch isnominally sovereign but the electorate, through their legislature, exercise political sovereignty.