Darius picked up the idea of a standardized government-issued coinage from the
a. babylonians
b. egyptians
c. lydians
d. indians

a nationwide discount program is implemented.

explanation:

the navigation act prevented the colonies from exporting to countries other than britain and it prevented the importation of goods by other countries as well. so i believe the correct answer is d. other nations could not deliver goods to the colonies.

hope this .