Answer:
true
Explanation:
Squatter settlements, called barriadas in Peru, ranchosin Venezuela, callampas in Chile, villas miseriasin Argentina, and by a host of other names in other countries, are an important and permanent part of the urban social system, containing between 10 per cent and 50 per cent of the population of most cities.
It cause air pollution since there will be high carbon monoxide and dioxide content
Answer:
A. Magma rises from the mantle.