(a)    A person may not:

(1)    (i)    engage in sexual contact with another without the consent of the other; and

(ii)    1.    employ or display a dangerous weapon, or a physical object that the victim reasonably believes is a dangerous weapon;

2.    suffocate, strangle, disfigure, or inflict serious physical injury on the victim or another in the course of committing the crime;

3.    threaten, or place the victim in fear, that the victim, or an individual known to the victim, imminently will be subject to death, suffocation, strangulation, disfigurement, serious physical injury, or kidnapping; or

4.    commit the crime while aided and abetted by another;

(2)    engage in sexual contact with another if the victim is a substantially cognitively impaired individual, a mentally incapacitated individual, or a physically helpless individual, and the person performing the act knows or reasonably should know the victim is a substantially cognitively impaired individual, a mentally incapacitated individual, or a physically helpless individual;

(3)    engage in sexual contact with another if the victim is under the age of 14 years, and the person performing the sexual contact is at least 4 years older than the victim;

(4)    engage in a sexual act with another if the victim is 14 or 15 years old, and the person performing the sexual act is at least 21 years old; or

(5)    engage in vaginal intercourse with another if the victim is 14 or 15 years old, and the person performing the act is at least 21 years old.

(b)    A person who violates this section is guilty of the felony of sexual offense in the third degree and on conviction is subject to imprisonment not exceeding 10 years.