Answer: Having the most offsprings
Explanation:
Natural selection is the differential survival and reproduction of the some of the members of the population those who have benefit of survival under the adverse conditions.
Such members of the population will survival and reproduce more offsprings than others this can be considered as fitness or survival of the fittest.
We would go to casinos and fun places and make the most of our time
Answer:
A. An increase in antibodies Explanation:
I believe the best option to your question will be A.