A migrating flock of Canadian geese is nearly decimated by a severe storm. Only four members of the flock, which constitute the entire population of a specific region, survive and return north the next spring. These four start a new colony. This phenomenon is known as . * A. The bottleneck effect
B. Natural selection
C. The Founder's effect
D. Stabilizing selection

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

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