A four - digit number is formed by using the digits 1, 2, 4, 8 and 9 without repitition. If one number is selected from those numbers, then what is the probability that it will be an odd number?
  • A$\frac{1}{5}$
  • B$\frac{2}{5}$
  • C$\frac{3}{5}$
  • D$\frac{4}{5}$
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