What were the key land reforms introduced by Akbar?

The correct options are
A Cultivable land was classified into four major types.
D During unforeseen calamities, land revenue was waived off.
Akbar introduced key land reforms during his reign. Cultivable land in the empire was classified into four types - Polaj, Parauti, Chachar, and Banjar. The share of the produce that belonged to the state was fixed at one-third of the total produce of the land. The peasants or the cultivators could pay land revenue in cash or kind. Land revenue was decreased or waived off during unforeseen calamities or disasters such as drought and famine.