Brooke and Her Half-Brother Colton Were Raised in an Impoverished

Multiple Choice

Brooke and her half-brother Colton were raised in an impoverished home, where they were often left home alone while both parents worked more than one minimum-wage job to support the family. Despite this upbringing, Brooke has developed into a happy, healthy adult, while Colton has developed into a depressed alcoholic. Even though they shared an upbringing, their different outcomes indicate that they had _____.

A) epigenetics
B) differential susceptibility
C) different nurture
D) different environments