In 2005, an estimated 2.3 million people worldwide died from HIV-related causes. In 2011, the estimated number of HIV-related deaths worldwide was 1.7 million. What is not a possible explanation for this trend?
- Aincreased access to antiretroviral drugs
- Bincreased screening and heat-treatment of blood and blood products for transfusion
- Cincreased sharing of needles for intravenous drug use
- Dincreased use of condoms for sex