A scientist wants to explore events that can prevent interspecies breeding. Which of the following breeding combinations would allow the scientist to investigate barriers to interspecies breeding?
(A) A male and female from two different species of finches that live on different islands
(B) Two female sea turtles from the same species
(C) Two male blue-footed boobies that perform a mating dance
(D) A male and female bear from the same species with different colored fur