What would be the most effective strategy for canada to use to reduce its acid rain problem?

a
banning businesses which produce coal emissions within 100 miles of the great lakes

b
passing laws strictly regulating how much emissions are allowed in canadian airspace

c
negotiating a mutual agreement with the united states to reduce emissions

d
do not trade with the united states until it reduces emissions

b.passing laws strictly regulating how much emissions allowed in Canadain air space

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.