Which of the Following Statements About Bacteria Evolution Is CORRECT

Which of the following statements about bacteria evolution is CORRECT?

A) Fossil evidence and DNA sequences have been used to determine the phylogenetic relationships of early prokaryotes.
B) Archaea, which are very old life forms, are more closely related to Eukarya than are Bacteria.
C) Prokaryotes able to perform photosynthesis evolved when oxygen became plentiful in the atmosphere.
D) Early prokaryotes were capable of anoxygenic photosynthesis to obtain energy.
E) The earliest forms of microscopic life resembles all modern bacterial forms.