Question

which factors affect natural selection?
inheritance, isolation, adaptation
variation, overpopulation, adaptation
isolation, overpopulation, speciation
variation, inheritance, speciation

Explanation:

Natural selection relies on variation (differences in traits), overpopulation (more offspring than can survive), and adaptation (traits aiding survival/reproduction). Isolation and speciation are outcomes or related processes, not direct factors affecting natural selection.

Answer:

variation, overpopulation, adaptation