Hello Mirana - crash course in political theory
social democrats reject revolution and think bourgeois parliamentism can be used to establish socialism. democratic socialists main strategy usually consists in participating on the bourgeois elections and trying to change it by gradual reforms from inside the state.
History shows us the failure of democratic socialism in achieving a socialist state.
Therefore i gave the choice of trotsky (the revolutionary) vs trump.
This dichotomy seems to completely beyond you ( massive face palm)