Harappan civilization was established on what river

What were some of the most important native items adopted by europeans ? what impact did they have on european life ?

Where did people have to work with great organization to be successful at farming? a. on the yellow river basin c. on the hangzhou bay b. on the yangzi river basin d. on the hubei basin

Brainliesttt !me : ) describe the responses to terrorism in the united states.