HELP ME PLEASE How do mediums of exchange affect trade
O A. They make trade more expensive
O B. They make trade less global
O C. They make trade more efficient
O D. they make trade less profitable

Rivalries between european imperialist powers and the growth of european militaries contributed to which outcome in the early 20th century? o a. many european powers were eager to go to war with one another. o b. european states became less concerned about controlling overseas empires. o c. small countries became more willing to join powerful empires. o d. the alliance system that maintained a balance of power in europe broke down.

Which british general is in charge of the war effort in the south

How should the student cite this source using mla citation format?