Microbiology Is the Study of Bacteria,algae,fungi,viruses and Protozoa

Multiple Choice

Microbiology is the study of bacteria,algae,fungi,viruses and protozoa. Most of these are single-celled,except for which two:

A) bacteria (some of which are multicellular) and algae (which are nonliving proteins)
B) viruses (which are not cells) and fungi (some have many cells)
C) protozoa (which are not made up of cells) and fungi (which are free nucleic acids)
D) bacteria (some of which have no cells) and viruses (made of many cells)