Which of the following statements support(s) the theory of the endosymbiotic origin of chloroplasts?


Chloroplasts have their own DNA, separate from the DNA in the nucleus.
They contain their own ribosomes to translate and make proteins.
They self-replicate and reproduce on their own.
They don't have similarities to photosynthetic prokaryotes.
I only
I and II only
I,II, and III
I, II, and IV