One-word substitution:
A person who does not believe in any religion
A
Philatelist
B
Rationalist
C
Atheist
D
Pagan
Correct Option:
C
Explanation
In this MCQ, "atheist" is the intended term. Strictly, an atheist is someone who does not believe in any god or gods. A "pagan" is not religionless. The term generally refers to a person following a religion outside the major established traditions.