Final answer:
In the 1964 presidential election, Lyndon B. Johnson advocated for staying out of Vietnam, while Barry Goldwater supported a more aggressive approach to combat communism. Johnson's stance on Vietnam contributed to his victory.
Step-by-step explanation:
In 1964, the candidates' stances on Vietnam differed significantly. President Lyndon B. Johnson, the Democratic candidate, advocated for the United States to stay out of Vietnam. Meanwhile, Senator Barry Goldwater, the Republican candidate, supported a more aggressive strategy, seeking to strangle and eliminate communism. Goldwater also hoped to replace containment with a more aggressive approach. Ultimately, Johnson's stance on Vietnam aligning with popular opinion contributed to his victory in the election.