Read this excerpt from Chapter 7.
“If it comes to talking about sides,” said Edmund, “how do we know you’re a friend?” “Not meaning to be rude, Mr. Beaver,” added Peter, “but you see, we’re strangers.” “Quite right, quite right,” said the Beaver. “Here is my token .” With these words it held up to them a little white object. They all looked at it in surprise, till suddenly Lucy said, “Oh, of course. It’s my handkerchief—the one I gave to poor Mr. Tumnus.
”What is the meaning of the word token as it is used in the excerpt?"