The correct answer is B) 1975.
The American Apollo program ended in 1975. The last launch was in 1972. It was Apollo 17, launched on December 17, 1972.
The American Apollo program was a space program that had many goals such as landing a man in the moon, establishing the technology to meet the different United States needs in space, develop scientific exploration in the moon, and develop human capabilities to work in the moon. Apollo was the name of the spacecraft.