Which one of the following statements is correct with respect

1. The HIV can be transmitted through eating food together with an infected person
2. Drug addicts are least susceptible to HIV infection
3. AIDS patients are being fully cured cent per cent with proper care and nutrition
4. The causative HIV retrovirus enters helper T - lymphocytes thus reducing their numbers

AIDS (Acquired Immune Deficiency Syndrome) is caused by HIV retrovirus. The virus destroys the helper T lymphocytes thus reducing their numbers.