Please help me with these questions!​

I think it is D

Explanation:

Whereas both bacteria and archaea lack a nuclear envelope and membrane-bound organelles, archaea and eukaryotes have similarities beyond those seen between bacteria and eukaryotic cells. Bacteria have the macromolecule peptidoglycan in their cell walls; archaea and eukarya lack this polymer.

your answer is "the 1950's"

i dont know this but ask your teacher for !