Ihave a question on my test that i don't know the answer on. which factors make in land transportation and commerce possible in the united states: a: the vast mineral deposits. b: extremely fertile soils. c: the intricate river systems. d: ample water from the snowmelts?

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname