which one of these series of events is in the correct chronological order of first appearance? group of answer choices multicellularity, eukaryotic cells, photosynthesis, chemoautotrophy. chemoautotrophy, photosynthesis, eukaryotic cells, multicellularity. chemoautotrophy, photosynthesis, multicellularity, eukaryotic cells. photosynthesis, chemoautotrophy, multicellularity, eukaryotic cells. photosynthesis, multicellularity, eukaryotic cells, chemoautotrophy.