Gina Has a Genotype for Average Sociability

Multiple Choice

Gina has a genotype for average sociability. If she is in an environment where sociability is discouraged, she is likely to be below average in sociability. If she is in an environment where sociability is encouraged, she may be above average in sociability. The fact that Gina's genotype can lead to different phenotypes depending on the environment is a phenomenon referred to as

A) niche-picking.
B) an active gene-environment relation.
C) an evocative gene-environment relation.
D) a reaction range.