A coin is tossed three times. If X denotes the absolute difference between the number of heads and the number of tails, then P (X = 1) =
- A$$\frac{1}{6}$$
- B$$\frac{1}{2}$$
- C$$\frac{2}{3}$$
- D$$\frac{3}{4}$$
✓ Correct answer: D
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