If a namespace is present in a library then which of the following is the correct way to use the elements of the namespace?

[A].	Add Reference of the namespace. Use the elements of the namespace.
[B].	Add Reference of the namespace. Import the namespace. Use the elements of the namespace.
[C].	Import the namespace. Use the elements of the namespace.
[D].	Copy the library in the same directory as the project that is trying to use it. Use the elements of the namespace.
[E].	Install the namespace in Global Assembly Cache. Use the elements of the namespace.

Answer: Option B

Explanation:

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