Task: Instance Description Understanding (ontology: Sciences/Biology)

Which of the following definitions best describes the instance 'natal gender'?

A. A transfeminine slang term coined to replace the masculine sounding "Adam's apple".
B. A slang term associated with the pornography industry describing anal sex immediately followed by oral sex. The term is primarily used to describe a sexual practice whereby an erect penis is removed from a receptive partner's anus and then directly put into his or her mouth, or possibly the mouth of another.
C. An attractive man who is fashionable.
D. The gender one was "born into".

Answer: The gender one was "born into".