Answer to Puzzle Contest:
C. Top circle on the last figure. The puzzle could
be read "Which other circle should be black to complete the
sequence BELOW?" As the illustration shows, the letter W is
needed:

Source: This puzzle was used (with permission) from Lloyd King's book TestYour Creative Thinking: Enhance Your Lateral Thinking -Learn to Think Outside the Box.
The puzzle
and answer were slightly modified for this contest.
Winner: Peggy Powell
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