According to the Study Conducted by Avshalom Caspi, Boys Who

According to the study conducted by Avshalom Caspi, boys who had been mistreated and showed the low-MAOA gene were

A) least likely to commit a crime.
B) responsible for more than half the crimes committed by the group.
C) no more likely to commit a crime than the boys with the high-MAOA gene who had been mistreated.
D) no more likely to commit a crime than boys with the low-MAOA gene who were not mistreated.