Metamorphism is the addition of heat and/or pressure to existing rocks, which causes them to change physically and/or chemically so that they become a new rock. Metamorphic rocks may change so much that they may not resemble the original rock.
The answer you are looking for is "<span>a. elements of ecosystems are mutually dependent on each other ".</span>
Answer:
positive
Explanation:
Basically, the Akkadian Empire established a centralized government by unifying its city-states, or individually governed cities, and organizing a tax system that allowed the government to pay for projects, such as the city's walls and irrigation waterways.
Sahara is the answer! hope this helps! :)