How can natural selection affect a predator-prey relationship in an ecosystem? Choose all answers that are correct.
a. Only select generations are affected by natural selection over time.
b. Traits that allow for survival and reproduction at a greater rate than those without the trait will be selected by nature.
c. Predator and prey populations are both affected by natural selection.
d. Changes in one population do not affect the other population.
B and C are correct - A is incorrect as natural selection affects any generation of species. D is also incorrect as any species population change in an ecosystem inevitably affects another, even if it isn't a predator-prey relationship.