The Best Definition of Endosymbiosis Is ________

The best definition of endosymbiosis is ________.

A) A photosynthetic bacterial cell and an aerobic bacterial cell fused to become a larger,eukaryotic cell
B) A eukaryotic cell ingested a bacterial cell and the organelles fused producing a larger cell
C) A pre-eukaryotic cell was infected by a prokaryote,and symbiosis between the two cell types gave rise to the modern-day eukaryotic cell
D) A DNA virus,a bacteria and a photosynthetic prokaryote fused to form a nucleus,a chloroplast and a mitochondria