With Respect to Criminal Homicide, When

With respect to criminal homicide, when:

A) men are killed, they tend to have been killed by a man; when women are killed, they tend to have been killed by a woman.
B) men are killed, they tend to have been killed by a woman; when women are killed, they tend to have been killed by a man.
C) men are killed, they tend to have been killed by a man; when women are killed, they tend to have been killed by a man.
D) men are killed, they tend to have been killed by a woman; when women are killed, they tend to have been killed by a woman.
E) none of the above