What is a synonym for uncivilized?

What is a synonym for uncivilized?
Past Papers: Punjab Police Assistant Sub Inspector — Past Paper MCQs
A: Intelligent
B: Energetic
C: Observant
D: None of these

None of these fits as a synonym for uncivilized is primitive or barbaric. This question tests vocabulary skills in English exams. It describes lacking cultural refinement. Synonyms clarify societal or behavioral states.