Which of the following are post-zygotic reproductive barriers? a. Different mating songs prevent mate recognition b. Species A breeds in Spring, Species B breeds in summer c. Species A and B mate, but the embryos die before hatching d. The gametes of species A aren’t compatible with the gametes of species B e. Species A and B can mate and produce healthy offspring, but the offspring are infertile

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A: The correct answer is- Post zygotic barrier