This is why S-waves arrive as secondary waves at the Earth's surface. There is another importantdifference between P-waves and S-waves. Although both can pass through solid rock, only P-waves can also pass through gases and liquids.
It's becasue human populations are concentrated in areas that are lacking proper resources.
Answer:
D:Without a minimum wage, they could not find workers willing to
work on their farms.
Explanation:
NAFTA's purpose was to encourage economic activity among North America's three major economic powers: Canada, the U. S., and Mexico. Proponents of the agreement believed that it would benefit the three nations involved by promoting freer trade and lower tariffs among Canada, Mexico, and the United States.
The midnight sun is a natural phenomenon that occurs in the summer months in places north of the Arctic Circle or south of the Antarctic Circle, when the sun remains visible at the local midnight.