While on an Expedition in the Jungle,your Party Is Captured

Multiple Choice

While on an expedition in the jungle,your party is captured by a group of people who have never contacted the outside world,cannot read or write,converse in a language that you do not recognize,and are pointing sharp spears at you.What is the BEST way of communicating that you are not a threat?

A) trying to converse in sign language
B) holding your hands up over your head
C) smiling at them
D) drawing a "peace" sign in the dirt