Question

Can you help me with this question I been stuck on it for about 20 mins.

In the six-kingdoms classification system, bacteria are divided into two kingdoms, Eubacteria and Archaebacteria. The main difference in the cell structures of the two groups of bacteria is:

A. Eubacteria do not have peptidoglycan in their cell walls, but Archaebacteria do.
B. Archaebacteria do not have peptidoglycan in their cell walls, but Eubacteria do.
C. Eubacteria have chlorophyll in their cells, but Archaebacteria do not.
D. Archaebacteria have chlorophyll in their cells, but Eubacteria do not.