Multiple choice technology programming languages

Ultimate base class of all Objects and Components.

  1. TObect

  2. TUnknown

  3. IUnknown

  4. TBase

  5. TComponent

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A Correct answer
Explanation

In Delphi and Object Pascal, TObject (typographed as TObect in the option) is the ultimate base class from which all classes, including TComponent, derive. IUnknown is a base interface rather than an object class.