What are the 3 correct answers?

                    Q1. The answer to question 2 is:

                A) B
                B) C
                C) A

                    Q2. The first question with "B" as the correct answer is:

                A) Q3
                B) Q1
                C) Q2

                Q3. The only answer not used so far is:

            A) A
            B) B
            C) C