Answer:
d. The Social Contract emphasizes the role of equality among men and giving up personal rights in exchange for government protection.
An <u>attribute</u> is the equivalent of a field in a file system.
In a computer, a file system or a filesystem refers to a system where you name the files and keep them logically in order to use or retrieve them later. Without this system, whatever information you store, it would not be isolated into individual files and it would then become difficult to identify and retrieve them.
A file management system in database management system, serves a similar purpose. It allows you to access single files or tables at a time. Here, the data is stored directly in files, which makes it easily accessible.
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Answer:
This is called cluster sampling procedure.
Explanation:
In this type of procedure, a group of elements is considered instead of individual units. This proceddure is usually based on geography, and it's useful due to its efficiency regarding cost and time.
There are a few disadvantages, though: it might not be diverse enough to be significant, and it's possible that some elements of other groups (in this case, other districts) share some features.