41. A person who travels to space.
A) Pilot
B) Astronaut
C) Scientist
D) Explorer
Answer: B) Astronaut
42. A person who steals.
A) Robber
B) Thief
C) Burglar
D) Dacoit
Answer: B) Thief
43. A person who sets fire intentionally.
A) Assassin
B) Arsonist
C) Criminal
D) Terrorist
Answer: B) Arsonist
44. A person who kills for political reasons.
A) Assassin
B) Murderer
C) Rebel
D) Spy
Answer: A) Assassin
45. A person who secretly collects information.
A) Detective
B) Spy
C) Guard
D) Agent
Answer: B) Spy
46. A person who guards prisoners.
A) Jailer
B) Police
C) Soldier
D) Watchman
Answer: A) Jailer
47. A person who makes furniture.
A) Carpenter
B) Mason
C) Painter
D) Tailor
Answer: A) Carpenter
48. A person who teaches in a college or university.
A) Teacher
B) Tutor
C) Professor
D) Lecturer
Answer: C) Professor
49. A person who cannot hear.
A) Blind
B) Dumb
C) Deaf
D) Lame
Answer: C) Deaf
50. A person who cannot speak.
A) Deaf
B) Blind
C) Mute
D) Lame
Answer: C) Mute