A) Nothing, just totally naked
B) What you’re wearing and anything you carry with you (even if you’re not carrying it right now) like a bag
C) What you’re wearing, what you carry with you, and the contents of your home (it will be teleported within a few hundred metres on the surface in an accessible location, but obviously won’t be connected to any services like electricity or water)
https://en.m.wikipedia.org/wiki/Human_sacrifice_in_pre-Columbian_cultures
Looks like all cultures that lived in territories of modern Peru only sacrificed children, so question stands. 🙃
Maybe time travel makes the traveller look like a children once it arrives.