Answer:
so according to me I think it should be a <em><u>true</u></em>
Endosymbiotic prokaryotes.
<span>I believe that this may be the wrong diagnosis. Although, it is hard to tell due to the lack of overall information given. I think that to answer this question fully there would need to be more context given.</span>
Answer-
I think it’s D.
I hope you get it right!