(a) A person is guilty of sexual abuse in the first degree when:
(1) Such person subjects another person to sexual contact without their consent, and the lack of consent results from forcible compulsion; or
(2) Such person subjects another person to sexual contact who is physically helpless; or
(3) Such person, being fourteen years old or more, subjects another person to sexual contact who is younger than twelve years old.
(b) Any person who violates the provisions of this section shall be guilty of a felony, and, upon conviction thereof, shall be imprisoned in a state correctional facility not less than one year nor more than five years, or fined not more than $10,000 and imprisoned in a state correctional facility not less than one year nor more than five years.
(c) Notwithstanding the provisions of subsection (b) of this section, the penalty for any person violating the provisions of subsection (a) of this section who is eighteen years of age or older and whose victim is younger than twelve years of age, shall be imprisonment for not less than five nor more than twenty-five years and fined not less than $1,000 nor more than $5,000.