Correct Answer: (4) Soviet Cosmonaut
Solution:Alexei Leonov was a Soviet and Russian cosmonaut, Air Force major general, writer, and artist.
● On 18 March, 1965, he became the first human to conduct a spacewalk, exiting the capsule during the Voskhod 2 mission for 12 minutes and 9 seconds.
● In July 1975, Leonov commanded the Soyuz capsule in the Soyuz-Apollo mission, which docked in space for two days with an American Apollo capsule.