The correct options are
A The Brahmins owned farm lands.
B Aaladiyars toiled in the soil.
C Brahmins were at the top of the ladder.
D The farmers were at the bottom of the ladder and were paid in kind.
Medieval Kerala had a hierarchical society because the Brahmins were at the top of the ladder. They owned farm lands and managed the temples. The temples were centres of power. On the other hand, the Aaladiyars toiled in the soil. They were at the bottom of the ladder and were paid in kind.