A partial analysis of the cell wall of an isolated microbe is chetermined. The analysis shows the following- the cell wall is made up of repeating units of N. Acetylmuramic acid and N-acetylglucosamine, it has negatively charged teichoic acid projecting into the celi's surroundings, and there is complete cross linking between tetrapeptides. Considering this information, the microbe isolated is most likelya(n):

A. Gram negative bacterium
B. Archasan
C. Gram positive bacterium
D. Eukaryote
E. Virus