Which of the following is the correct syntax for using Dictionary object in your code:

  1. using System.Collections.Generic; Dictionary < string , StringBuilder >() dctobj = new Dictionary < string , StringBuilder >;

  2. using System.Collections.Generic; Dictionary < string , StringBuilder > dctobj = new Dictionary < string , StringBuilder >();

  3. using System.Collections.Generic; Dictionary < string , StringBuilder > dctobj = new Dictionary < string , StringBuilder >;

  4. using System.Text; Dictionary < string , StringBuilder > dctobj = new Dictionary < string , StringBuilder >();


Correct Option: B

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