The correct answer is cotton and wool.
Key Points
- The Indus Valley people wore clothes made of cotton and wool.
- John Marshall was the first scholar to use the term ‘Indus Valley Civilisation.
- Dayaram Sahni first discovered Harappa Civilisation in 1921.
- R.D. Banerjee discovered Mohenjodaro or Mound of the Dead in 1922.

