People of the Indus valley civilization were mostly nomads

A long, long time ago, there

was a group of people called

the Aryans. The Aryans were

possibly from southern

Russia and Central Asia. As

nomads, they never liked to

linger in one place. Instead,

they much preferred to herd

their animals by moving

them from one spot to

another. About 3,600 years

ago, the Aryans decided to change their lifestyle. They wanted to give

up endless wandering. They wanted to have a permanent settlement

that they could call home. When they arrived in India, they did

exactly that. As the Aryans learned to adapt to their new environment,

they brought with them their religion and customs. Their culture later

became the foundation of the Indian culture and led people to believe

that it was India's oldest civilization

Explanation:

d: social contract theory

the answer is b just took the test