The figure below shows the front and rear view of a disc, which is shaded with identical patterns. The disc is flipped once with respect to any one of the fixed axes 1-1, 2-2 or 3-3 chosen uniformly at random. What is the probability that the disc DOES NOT retain the same front and rear views after the flipping operation?
- A0
- B$${1 \over 3}$$
- C$${2 \over 3}$$
- D1
✓ Correct answer: C
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