Answer:
a. thousands of lakes,
created fertile river beds, cut out a jagged coastline, and caused the North Atlantic Current.
A because it’s increasing
Around the world, the cities with the dirtiest air and water are typically found in Low-income countries in Africa and Asia.
<h3>Why dirty environment?</h3>
Reason most low income countries espcially Africa and Asia are dirty is largely due to poverty. This is the bane of under deveolpment in these regions.
Most low income countries are poor hence lack basic social amenities to take care of their environment.
Hence, around the world, the cities with the dirtiest air and water are typically found in Low-income countries in Africa and Asia.
Learn more about environements here : brainly.com/question/18827802
