Which of the Following Is a Similarity Between All Prokaryotes

Multiple Choice

Which of the following is a similarity between all prokaryotes and all eukaryotes?

A) Both contain DNA in a nucleus.
B) Both contain some of the same membrane bound cell organelles (like mitochondria,Golgi complexes,etc) .
C) Both have a cytoskeleton.
D) All of the above are similarities between prokaryotes and eukaryotes.
E) None of the above is a similarity between prokaryotes and eukaryotes.