Which is an autonomic body function? -squinting in the sunlight -salivating at the thought of a hamburger -raising your hand in class - bending over to pick up a book you dropped

-salivating at the thought of a hamburger

Explanation:

An autonomic body function is something that the body does without you having to consciently do it, walking is a conscient decision, picking up something from the ground is a conscient decision, but breathing for example, is an autonomic body function, or digestion is an autonomic body function, you can not stop it or start it, from the options the only thing that is an autonomic body function is salivating when thinking of food.

answer; ///i believe that it means; ///you pay no customs duty on the chocolates;

all you have to do is look at the pictures to find hope this is the lesson you were also hope this .