Select the option that can be used as a one-word substitute for the given group of words.
A person who physically travels in space.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. Astronaut.
Correct word: Astronaut
Meaning: A person who is trained to travel and work in a spacecraft.
Example: Kalpana Chawla was the first Indian-born woman astronaut to go to space.
Meaning of the other options:
Anarchist: A person who believes in or tries to bring about anarchy (absence of government).
Pilot: A person who operates the flying controls of an aircraft.
Astrologer: A person who studies the movements of the stars and planets and believes they influence people's lives.
Hence, the chosen option is correct.