Card 68 / 112: Hybrid zones are areas where hybrid offspring of two divergent populations is prevalent. Which of the following statements regarding hybrid zone is false?
A) Hybrid zones help in parapatric speciation.
B) For a stable hybrid zone, the hybrids have to have higher fitness than the parents.
C) Introgression is a common phenomenon in hybrid zones.
D) Hybrid zones can be either primary or secondary origin.

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