Assertion: Transmission of HIV infection generally occurs by sexual contact with infected person. Reason: HIV is not transmitted by the transfusion of contaminated blood and blood products. (1) Assertion and Reason are true and Reason is correct explanation of Assertion (2) Assertion and Reason are true, but Reason is not the correct explanation of Assertion (3) Assertion is true, but Reason is false (4) Assertion is false, but Reason is true