The California populations of the Northern elephant seal are descendants from a very small population of seals that was over-hunted in the 1890s. Heterozygosity in this population would be expected to be ________ due to ________________.
A. slight; a bottleneck effect
B. slight; the founder effect
C. great; disruptive selection
D. great; a bottleneck effect
E. great; assortative mating
Answer: A