Answer: B) Yes, especially if the people who are on a do dash not dash call registry have a trait that is not accurately represented by the remaining people in the sample
If the person conducting the survey wants a good random sample then they should take opinions from a broad audience, including people from different backgrounds, races, ages, cultures etc. In this case, the people that are not on the call registry most likely have a common trait that would explain why they're not in there (ie. they're too young to be eligible to be in the call registry, they are too old to be on the call registry, etc). Not calling them then would throw off the sample. Because of this, B is the correct answer.
Answer:
power elite theory
Explanation:
The answer is "power elite theory".
The power elite theory or the elite theory in sociology describes that a small group of wealthy and elite people have the most power in the society. They are the policy makers of the society. They proved themselves to be the most powerful people in the society leaving the common masses of the society with no power or very little decision making power.
These small group of wealthy and bold [people become the elite people of the society in whose hands most power lies.
Thus the answer is --
power elite theory
The answer is b isolated india and pakistan from china because the mountains created a border that was nearly impassable between them and china.