Robert's Parents Are Fairly Social and Enjoy an Evening Out

Multiple Choice

Robert's parents are fairly social and enjoy an evening out with their friends.His older sister,Martha,reflects their social interests; she is often seen conducting church events,planning parties with her friends,and stopping to speak to friends and acquaintances warmly.Unlike them,Robert spends all his free time reading books and surfing the Internet to learn about a host of things that interest him.His need for learning most likely reflects a(n)

A) active genotype-environment interaction.
B) suppressive genotype-environment interaction.
C) passive genotype-environment interaction.
D) evocative genotype-environment interaction.