Does anyone know the answer for this? If it is correct ill mark u as the best answer!

Answer:
The theory that all living organisms share the basic genetic components.
Explanation:
All living organisms store genetic information using the same molecules — DNA and RNA. Written in the genetic code of these molecules is compelling evidence of the shared ancestry of all living things.
Answer:
the last option is the perfect answer for the given question bcoz the engulfment of bacteria is clearly shown in the diagram..