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.
The answer is cerebellum. Organizing sensory input that guides movement is a function of the cerebellum. The cerebellum plays an important role in the motor control in the brain. It does not create movements, however, it contributes in terms of balance, timing and precision.
The oviducts are the tubes that the eggs pass through. Hope this helps :)
Answer:
A. heroin that is the answer