A chef decides to quit her job and start her own restaurant. She borrows money from a bank, buys a building, and hires
employees to work there. Her food is loved all over the city,
so she is able to charge very high prices and becomes
extremely wealthy within a few years.
The situation described in the passage would most likely take place in which
economic system?

A. Market economy
B. Traditional economy
C. Command economy
D. Communist economy

two jet streams that directly affect the formation of weather in the continental part are a polar jet and a subtropical jet. they are responsible for the transportation of weather systems, which directly affect people. the polar front is the boundary between cold air from the north pole and warmer equatorial air. both the polar jet and the subtropical jet blow from the west to the east, and follow the boundary between cold and warm air.

the strongest jet streams are polar jets, while subtropical jets are somewhat weaker.

the right answer is c. the polar jet stream is generaly stronger than the subtropical jet stream.