(a) Any person who knowingly possesses with intent to disseminate any obscene matter that contains a visual depiction of a person under the age of 17 years engaged in any act of sado-masochistic abuse, sexual intercourse, sexual excitement, masturbation, breast nudity, genital nudity, or other sexual conduct shall be guilty of a Class B felony. Possession of three or more copies of the same visual depiction contained in obscene matter is prima facie evidence of possession with intent to disseminate the same.
(b) Any person who knowingly possesses any obscene matter that contains a visual depiction of a person under the age of 17 years engaged in any act of sado-masochistic abuse, sexual intercourse, sexual excitement, masturbation, genital nudity, or other sexual conduct shall be guilty of a Class C felony.