Which development is most closely associated
with early inca achievements?
(1) inventing the wheel as a transportation device
(2) improving iron weapons
(3) expanding global trade
(4) adapting a mountainous environment

Which answer best describes the u.s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.