science gk questions

Which of the following are correctly matched 1. AIDS- Acquired Immune Deficiency Syndrome 2. AIIMS - All India Institute of Medical Sciences 3. AWACS - Airborne Warning And Control System 4. All of the above are correct

AD means 1. After Death 2. After Date 3. Anno Domini 4. None of the above

ABC is an acronym for Audit Bureau of 1. Circulation 2. Crime 3. Corporation 4. The Country

AAFI stands for 1. Athletics Amateur Federation of International 2. Amateur Athletics Federation of India 3. American AIDS Federation Institute 4. Athletics Amateur Federation of India