Consider the following portion of the London Tube (Underground) map as a graph with stops as vertices and the connecting lines (colored) as edges.  Which of the following walks (listed as a sequence of tube stops) is not a cycle?   Group of answer choices Charing Cross, Picadilly Circus, Green Park, Oxford Circus, Picadilly Circus, Charing Cross Charing Cross, Leicester Square, Tottenham Court Road, Oxford Circus, Picadilly Circus, Charing Cross Oxford Circus, Tottenham Court Road, Leicester Square, Picadilly Circus, Oxford Circus Picadilly Circus, Green Park, Oxford Circus, Tottenham Court Road, Leicester Square, Picadilly Circus

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A: Sol

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Q: B A D C

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A: Sol

Q: b a d e g

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