Answer:
A greenfield is and area of agriculture or forest land or some sort of undeveloped site that’s earmarked for commercial development, or other construction projects.
A brownfield is an abandoned commercial development where a lot of hazardous containment or substances are found
Explanation:
I hope this helps you out. You should dive into this topic a little more. :)
From the chart that is contained in this question the country that is considered as the least developed are countries 1 and 5.
The reason for this answer is the fact that both of these countries have the lowest income per capita in US dollars.
Apart from this fact, country 1 and 5 also are among the countries with the highest infant mortality per 1000.
Life expectancy is also the lowest in both countries while urban population is lowest there too.
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Answer:the first one is external stimulus
And the second one is migration
Explanation: