In 1961, President Kennedy reacted to the Viet Cong's apparent success by increasing U.S. involvement in South Vietnam. He opted to send more military equipment, funds, and advisers to support the South Vietnamese government. This decision reflected his beliefs about containing communism in Southeast Asia. ;
In response to the Viet Cong's advancements in South Vietnam in 1961, President Kennedy chose to send more military equipment, financial aid, and thousands of advisers to support the South Vietnamese government. This action was part of his broader strategy to contain the spread of communism in Southeast Asia. The correct answer is A.
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