Respuesta :
The result of Joseph McCarthy's attacks on President Truman in the early 1950s was that Dwight Eisenhower became president in 1952.
McCarthyism
Joseph McCarthy was a senator from Wisconsin, his ideas against socialism and communism developed the term McCarthyism during Cold War. It is related to practice of making accusations of subversion and treason, especially for Communism and Socialism.
His accusations against US President and Congress members as communist sympathizers during Cold war resulted into the defeat of Truman, and Dwight Eisenhower became president in 1952.
Therefore, the correct option is B.
Learn More about McCarthyism here:
https://brainly.com/question/17606205