It’s an easy history questions pls help

Which is not characteristic of capitalism? a) market e-commerce b) supply and demand c) freedom of competition d) a society without social classes

*history * who was clyde ross and how was he impacted by housing discrimination?

Why were the chang and xi rivers important to china’s development? a. they keep invaders out. c. they kept china isolated. b. they provided a route for ships to travel inland. d. they provided boundaries for the different political sections