There are a lot of people who are interested in Science, especially astronomy who are familiar with the answer. A is the answer to this question because it is Neil Armstrong who first set foot on the moon. Aside from this privilege, he was also known to be a naval aviator and a test pilot.
People are also surprised to see that he was a professor at a university. He was undergoing surgery when he died from complications last 2012. People felt that they had lost a legend when he died. There are still various images of him being on the moon. This is an expedition that has not been repeated yet, even if it had already occurred so many decades ago.
A is the answer to this. The name Neil Armstrong has always been synonymous to the man who first stepped on the moon. It has been decades since the last expedition on the moon and some people are wondering why this has not occurred yet. It seems that there are a lot of changes that are being done to the spaceship so that it will reach the moon faster. A lot of the things that are being done in NASA are considered to be top secret.
This explains why a lot of people usually become enticed to work there. Neil Armstrong lived a fruitful life before and after he first landed on the moon. He lived until 2012 when he died of complications because of cardiac surgery.