Solve this multiple-choice question and choose the correct option.

C#.NET — which are the correct ways to call method Issue() from Book and Journal classes in College.Lib namespace?

Difficulty: Medium

Correct Answer: using College.Lib; Book b = new Book(); b.Issue();

Explanation:

Fact:To avoid writing fully qualified names repeatedly, we can use using College.Lib;. This allows direct instantiation of Book and Journal.

Final Answer:using College.Lib; Book b = new Book(); b.Issue();

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