The correct options are
A Since the revenue to be given to the British was fixed, the zamindars pocketed a lot of money by demanding more revenue from the peasants.
C The zamindars got more money as rent from landless peasants and did not want to work to improve the quality of the land for agriculture.
The Permanent Settlements system was introduced by Lord Cornwallis in 1793. Through this system, the revenue to be collected and given by the zamindars to the British was fixed. The zamindars pocketed a lot of money by demanding more revenue from the peasants. Most of the peasants could not meet the demands of the zamindars and had to give up their lands. The zamindars then started demanding rent from the peasants. The zamindars did not want to improve the quality of the land as they were getting money from the peasants anyway.