(a) A person is guilty of child abuse in the second degree when:
(1) The person intentionally or recklessly causes physical injury to a child who is 3 years of age or younger; or
(2) The person intentionally or recklessly causes physical injury to a child who has significant intellectual or developmental disabilities;
(3) The person intentionally or recklessly causes physical injury to a child by means of a deadly weapon or dangerous instrument.
(b) This offense shall be a class G felony.