Please help I am kind of stuck. :(​

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.

To obtain a microcredit loan, a person typically must a. be a male and have a source of income b. provide collateral and sign paperwork c. verbally promise to pay back the money d. have a good credit history select the best answer from the choices provided. a b c d

What is the largest river in the united states?