The polymer that is used as a substitute for wool in making commercial fibres is

• A

  melamine
• B

  nylon-6, 6
• Correct answer
  C

  polyacrylonitrile
• D

  buna- $\mathrm{N}$

Solution

$$ \text { Polyacrylonitrile or orlon or acrilan, } $$

Hence, the correct answer is option: 'C'.