Fuzeon Is an Antiviral Drug That Prevents Membrane Fusion for Entry

Fuzeon is an antiviral drug that prevents membrane fusion for entry into the cell by HIV.The mode of action for this drug is

A) to prevent formation of a viral lipase that lyses the cell membrane.
B) to prevent attachment of the virus to the host cell receptor.
C) to interrupt receptor mediated endocytosis.
D) to bind to gp41 membrane fusion protein of HIV.
E) to digest the envelope of HIV,thereby preventing membrane fusion.