This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Screening of cervical cancer at PHC levels is by: 
Select and explain. 
A. History, B. Coloposcopy, C. Pap smear, D. CT Scan
C: Pap smear
Answer: C: Pap smear 
Explanation: Pap smear