WILL GIVE BRAINLIEST
Which of the following was a reason historians believe the United States was unsuccessful in Vietnam?
Group of answer choices

The Viet Cong had superior technology as a result of extensive military aid from the Soviet Union.

The United States was unable to win the “hearts and minds” of the Vietnamese people and minimize opposition to the war at home.

The Viet Cong were able to successful spread communist propaganda within the United States, which increased the number of anti-war demonstrations.

While the United States won the “hearts and minds” of the Vietnamese people, support for the war at home declined.