A. 1975
B. 1969
C. 1968
D. 1970
🧠 Explanation:
Neil Armstrong set foot on the Moon in 1969 during the Apollo 11 mission, a historic milestone. This event is a key topic in space exploration, engaging students and astronomers. Understanding the 1969 landing clarifies humanity’s space achievements, relevant for studying NASA and space technology. The Moon landing attracts those exploring scientific progress, highlighting its role in inspiring innovation and global unity, making it a pivotal moment in the history of space travel and human ambition.