This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health programmes in India, Subject name: Social & Preventive Medicine
According to CDC recommendations, HIV screening of pregnant women is 
Select and explain. 
A. Opt in testing, B. Opt out testing, C. Compulsory, D. Symptomatic
B: Opt out testing
Answer: B: Opt out testing 
Explanation: Opt-out testing means performing an HIV test after notifying the patient that the test is normally performed, but that the patient may elect to decline or defer testing; consent is then assumed unless the patient declines to test. WHO and CDC recommend opt-out testing policies in healthcare settings. Reference: HIV testing guidelines,CDC Atlanta.