Answer:
Yes. The pelvis.
Explanation:
Female pelves are larger and wider than male pelves and have a rounder pelvic inlet. Male iliac crests are higher than females, causing their false pelves to look taller and narrower. This wider pelvis is an adaptation for childbirth. You can visually differentiate between a pelvis that belong to a male or female.
I think its B, im not sure because i need a specific age to determine it fully
