Answer:
C. Untouchables
Explanation:
The lowest caste was the Dalits, the untouchables, who handled meat and waste.
Answer:
Societies became sedentary and unequal social classes emerged
Answer:
It was unwritten.
Explanation:
A Constitution is a set of rules that organized a government therefore it was unwritten.
I think this is the answer hope it helped.
Puana. From an online source. Not sure if it is correct though.