16 year old girl who has sex with teacher/coach/mentor/creep = Young lady making choices. Aware of what she's doing. Using her "wiles".
16 year old who wants birth control = Child in need of protection from being sexualized. Victim of liberal treachery.
New: 18 year old looking for trans medical care = Not adult enough to get that type of care. Can be charged as adult for helping younger friend access the same care.