This is the last thing i need help on ty ​

Which of the following was not an effect of westward expansion? a. native american tribes suffered confinement on reservations. b. native americans learned new techniques of irrigation. c. many native americans died from the spread of disease. d. natural resources were depleted from misuse by white settlers.

What form of government is powers of states? first letter of the answer is r.

Who was the first french explorer in america ? a. jacques cartier b. giovanni da verrazano c. samuel de champlain d. pere jacques marquette e. louis jolliet