Answer:
Bacteria, archaea and eukarya.
Step-by-step explanation:
Three domains of life represent the highest taxonomic rank of the organisms. The three domain system for classifying organism was given the Carl Woese.
The tree of life represents the bacteria, eukarya and archae. Bacteria and eukarya includes all the prokaryotic organism that do not contain well defined nucleus. Eukarya includes all the multicellular organism that have well defined nucleus and endomembrane system.
Thus, the correct answer is option (A).