On the Island of Knights and Knaves you meet two natives, A and B. Given their
statements below, what can you determine about their identities? Fully explain your
(a) B says: "I am a knight only if A is a knave". What do you conclude?
(b) A says: Either I am a knight or B is a knight. What do you conclude?
(c) In Case (b) above, what do you conclude if A later adds: I am a knave or B is
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