as people move to cities to look for work.
The answer to the question is the total surface area increases and chemical composition changes. Consider the breakdown of rock into smaller pieces, these fragments vary from huge rocks to smaller sizes. As they are so crushed and broken they tend to occupy much of the surface area than when its just a huge rock.
Based on the fact that North African nations help Europeans trade with China and India, we can say that They are in the economic periphery.
<h3>What is an economic periphery?</h3>
These are nations that are dependent on the economies of core and semi-periphery nations.
North African economies as described above, are dependent on trade between Northern Europe (Core) and India and China which are both semi-periphery nations.
In conclusion, option A is correct.
Find out more on economic periphery at brainly.com/question/8665721.
Answer:
<em>This virus genome synthesizes 75 genes encoding for known proteins. Among them, 69 genes are found to exist in a single copy and three genes in two copies each </em>
Hope this will help if not so sorry :)