The importance of an economic model is that it allows us to: build an accurate mathematical model of every aspect of the economy. focus on the effects of only one change at a time. build a complex and accurate model of how the economy should work. avoid opportunity costs.

answer; i believe that the correct answer is ( rivers);

since learning about his learning patterns, logan has become very aware of the thoughts and feelings he experiences as he listens to the “internal chatter” of his patterns.

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long  

answer; clelia mosher;