Knight or Knave? - 1

Level 1

There are three persons A,B and C, each a knight or a knave. A and B make the following statements:

A : "All of us are knaves."

B : "Exactly one of us is a knight."

What is C, a knight, or a knave?

Details and Assumptions:

A knight is a person who always speaks the truth & a knave always speaks lies.

This problem is the part of my set Is This What You Call Logic?!


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