Which action is most closely associated with
totalitarian governments?
(1) allowing public discussion of issues and
building consensus
(2) accepting criticism and permitting dissent
(3) engaging in censorship and propaganda
campaigns
(4) having open and transparent elections with
multiple political parties

The action that is most closely associated with totalitarian governments is (3) engaging in censorship and propaganda campaigns. A totalitarian government controls all aspect of public and private life in the country over which they rule. Examples of governments like this were the Nazi Regime, Italian Fascism and Soviet Communist Rule.

Your answer would be a in this question good luck