The presentation of self in everyday life, also called dramaturgy, was developed by

Was developed by ERVING GOFFMAN.

Explanation: Ervin Goffman born 11 June 1922 was a writer and sociologist. His contribution to social theory in his study of symbolic interaction was one his best.

He is the author of several books some of which are; Asylums (1961), Stigma (1963), Interaction Ritual (1967), Frame Analysis (1974), and Forms of Talk (1981) etc. .

He was greatly influenced by seasoned writers and sociologists such as Herbert Blumer, Émile Durkheim, Sigmund Freud.

He is known for adoption of the term DRAMATURGY which is he microsociological accounts of social interaction in everyday life.

b. the american revolution

d. i assume the underlined word is "role." reformat if it isn't.

explanation:

role is closest to part because when replacing words, "playing a vital decision," "playing a vital activity," and "playing a vital dollar" don't make logical sense. the only meaningful choice is "playing a vital part."

this fits one of merriam-webster's definitions of role: "a function or part performed especially in a particular operation or process."