The causes and effects of over crowding tourism. NO goggle answers

The cause of crowding usual when a big event is happening like a concert and the effect could be people getting hurt and stomped on people could be passing around a cold.  

Explanation:

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.

no one should discriminated against because he or she is not from a minority group