The evolution of eukaryotic cells most likely involved ________.（2.5）

A、 endosymbiosis of an aerobic bacterium in a larger host cell–the endosymbiont evolved into mitochondria
B、 anaerobic archaea taking up residence inside a larger bacterial host cell to escape toxic oxygen-the anaerobic bacterium evolved into chloroplasts
C、 an endosymbiotic fungal cell evolving into the nucleus
D、 acquisition of an endomembrane system and subsequent evolution of mitochondria from a portion of the Golgi apparatus