C. W<span>hen available land is limited
When the land is limited, people stop building outwards, they build upwards and make tall skyscrapers and tall buildings because there isn't any other place they can expand to.
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Answer:
Which country holds national elections but has been accused of allowing a small group of unelected leaders to control the government?
=Russia
Yes, this is true. Nomads are people who travel according to where their resources are.
Two major problems associated with petroleum products are the environmental hazards associated with its extraction from the earth and also the environmental impact of its burning which emits greenhouse gases into the atmosphere which has been shown to cause global warming and climate change.