All antiretroviral medications interfere with some stage of the HIV life cycle. What stage do protease inhibitors prevent?
A) Cleavage of the polyprotein chain into the individual proteins that will be used to make new virus
B) Addition of more nucleosides to the DNA chain
C) Killing of the CD4+ T cell to release virions into the bloodstream
D) Attachment of the virus to CD4+ cell receptors