The Main Purpose of the Comprehensive Crime Control Act of 1984

The main purpose of the Comprehensive Crime Control Act of 1984 was:

A) to strengthen laws regarding violence against women.
B) to allow police departments to hire more officers.
C) to limit the insanity defense to those with severe mental disease or defect.
D) to punish federal offenders who cross state lines.
E) to allow a maximum incarceration length of 50 years for homicide.