B is the correct answer.
Both Westinghouse and Tesla worked on electricity and their inventions helped make electricity a common feature in the world.
The international monetary fund (IMF)
The summers on the coasts of northern California and Oregon are considered as dry.
Even though both northern California and Oregon are pretty rainy places for most of the year, in the summer that is not the case. The summer months bring higher temperatures and lots of wind, but the rain significantly decreases during this period. The rain in the summer is much rarer and it is usually a light short rain.