Option A: 'Theist' is a person who believes in one God/gods as the creator and ruler of the universe.
Option B: 'Atheist' is a person who denies or disbelieves in the existence of a supreme being or beings.
Option D: 'Cynic' is a person who does not believe that there is kindness and selflessness in humans.
These words do not mean the same as the given group of words. So, it cannot replace them.
Hence options A, B and D are incorrect.