Which of the following statements about British agricultural policies in India is/are correct?

A. The British aimed to expand the cultivation of crops that were in demand in Europe, such as opium and indigo.

B. By the late eighteenth century, the British were focused on promoting the cultivation of tea in Assam and rice in Madras.

C. Indigo used for dye in nineteenth-century Britain was often cultivated in India, which was the world's largest supplier of the plant at the time.

D. The British used only peaceful persuasion methods to encourage cultivators to grow the required crops.

Choose the correct answer from below: