Answer: I think it's B
Explanation:
I think it might be B because of the one celled organisms. Let's just see what the others say tho. But yeah I think it's B.
Answer:
By changing allelic association recombination can aid solution, either helping to bring two beneficial alleles from an otherwise well adopted genome. He natural selection only acts on the population heritable traits selecting for the beneficial alleles and thus increasing their frequency in the population, while selecting against deleterious alleles and thereby decreasing their frequency as the process known as adaptive evolution
It is mitosis hope this helps you !!