Shown Is a Table of the Results of a Study

Multiple Choice

Shown is a table of the results of a study of grasshoppers showing frequencies of different size classes, along with the average number of offspring these individuals produce. Assuming that size is a heritable trait (and that the number of offspring is a good proxy for the fitness of the phenotype) , which type of selection is operating in this population?

A) Stabilizing selection
B) Directional selection for larger individuals
C) Directional selection for smaller individuals
D) Disruptive
E) Intersexual