Acar with its doors closed and its windows rolled up acts like a
a. tent
b. refrigerator
c. lightning rod
d. greenhouse

Analyze and evaluate the motivation and the rationale behind western expansion through the louisiana purchase that took hold in the united states at the start of the 19th century (long essay question)

A. describe the model of urban structure most often observed in mega-cities in developing countries. explain how this model differs from common urban structures in north america. b. describe at least two factors leading to the growth of mega-cities in developing or least-developed countries. c. identify and explain two factors that led to the formation of squatter settlements in mega-cities in developing countries.

What is a system where wealth and property are privately held and profit is the goal rather than providing for collective needs? a. capitalism b. socialism c. communism d. feudalism