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

Which of the following definitions best describes the instance 've'?

A. A second-person plural pronoun used mainly in Western Pennsylvania English, most prominently in Pittsburgh, but it is also found throughout the cultural region known as Appalachia, located within the geographical region of the Appalachians.
B. Gender-neutral third-person singular subject pronoun, equivalent to singular they.
C. Belonging to the instance, gender-neutral third-person singular possessive adjective, equivalent to singular their and coordinate with his and her.
D. A gender-neutral third-person singular subject pronoun, equivalent to singular they, and coordinate with gendered pronouns he and she.

Answer: Gender-neutral third-person singular subject pronoun, equivalent to singular they.