A Twin Study Examining the Heritability of Criminal Behaviour Finds

Multiple Choice

A twin study examining the heritability of criminal behaviour finds that people who had biological parents and adoptive parents who both had criminal records were the most likely to be criminals themselves. This example best illustrates _______.

A) the influence of genetic factors on criminal behaviour
B) the influence of environmental factors on criminal behaviour
C) how genotype and phenotype can interact to produce behaviour
D) how the environment and genetic factors can interact to produce behaviour