The two years are between 12 and 15
Definitions:
Cisgender: Person's gender identity matches gender on birth certificate, or gender assigned matches your gender.
Gender fluidity: Change <u>over time</u> in someone's gender expression or gender identity, <em>or</em> both.
Hope this helps!
--Applepi101
Im answering for this points ok lol
you'd probably call them checkered
hope i helped:)