Answer:
Yeah, The Great Migration is correct
Explanation:
The best way to measure public opinion is through opinion polls - B
With opinion polls you get an idea what is the general idea about a certain topic from the public, as you usually get a high enough sample to deduce the relevant information.
To answer your second question I would say it is either B or C as being a sole proprietor usually makes you subjec to being a small business or you're forced to use factors of production less efficiently.
Answer:
Gulf of Mexico is located on the east of Mexico
The Pacific Ocean is located on the south and west of Central American
The Caribbean Sea is located on the southeast of the Gulf of Mexico
Explanation:
I got it right on edge.