Which of the following statements are correct?

(A) Indus Valley Civilization is one of the oldest civilizations of the world.
(B) People of this civilization were familiar with Wheat, Rice and Barley.
(C) They were the first people to produce cotton.
(D) They were living in villages with homes made with mud and soil.
(E) They were not familiar with metals like copper.
Choose the correct answer from the options given below :