Final answer:
The Alliance for Progress initiated by President Kennedy was aimed at economic development in Latin America to promote stability and democratic values as a counter to communism. Option B.
Step-by-step explanation:
Based on President John F. Kennedy's address in March 1961, the purpose of the Alliance for Progress was chiefly concerned with promoting economic development in Latin America.
This initiative aimed to collaborate with the governments of Latin American countries to not only encourage growth and stability but also to provide an alternative to communism during the Cold War era.
Through the construction of schools, houses, and sanitation facilities, the Alliance for Progress sought to better the standard of living in Latin American countries, reinforcing democratic ideals, fostering social change, and ensuring political freedom.
Thus, the correct answer to the student's question is B) Economic development in Latin America.