The Figure Shown Illustrates the Proportion of a Particular Asexual

Multiple Choice

The figure shown illustrates the proportion of a particular asexual snail clone in a population and the degree to which it was infected with a particular parasite. Which prediction of the Red Queen hypothesis do these results appear to reflect?

A) a correlation between parasite load and sexual reproduction
B) oscillation in the relative frequency of asexual strains in the presence of parasites
C) emergent host defenses synchronously tracked by parasite responses
D) a general decline of asexual lineages in the presence of parasites