Which of the following measures help in preventing the spread of HIV infection? I. Use of disposable needles and syringes. II. Making blood from blood banks safe from HIV. III. Free distribution of condoms. IV. Advocating safe sex. Choose the correct option.
- AI and II only
- BI, II and III only
- CII, III and IV only
- DI, II, III and IV
✓ Correct answer: D
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