Based on Studies by Jane Lubchenco, What Influence Does the Population

Multiple Choice

Based on studies by Jane Lubchenco, what influence does the population density of the herbivorous intertidal snail, Littorina littorea, have on the number of algal species?

A) As snail density increases from low to medium, the number of algal species increases.
B) As snail density increases from medium to high, the number of algal species increases.
C) As snail density increases from low to medium, the number of algal species decreases.
D) As snail density increases from medium to high, the number of algal species decreases.
E) Both as snail density increases from low to medium, the number of algal species increases and as snail density increases from medium to high, the number of algal species decreases.