I Dont Know The Title My Boss Told Me The Riddle And I Want To Know Tha Answer

Q: ok there is a plane crash and only 1 survivor. and there are 2 tribes on the island. and one tribe tells the truth the other lies. so he was walking down a path and there was a fork in the road and a native standing their. one way leads him to sure death the other to safty. he can only ask the native 1 question to find out but the thing is he dont know if he is with the truth tribe or the liar tribe. so the question that he ask has to be one that no matter if it is true or false he will know which way to go.

A: i need to know the answer