Which of the following is the root of the .NET type hierarchy?

System.Objecthttps://msdn.microsoft.com/en-us/library/system.object(v=vs.).aspx

The correct answer is A. as all classes in .net framework are supported/derived from object class. It is the superclass of all .net framework classes.

The correct answer will be A. System.Object

The correct answer is A.System.Object is a namespace. Object is the root or superclass of all CLR objects means that every class inherits from Object class.

Option A is the correct answer.

System.object is the base Class in .Net

A. System.Object Is Correct Answer 

A.) System.Object is the correct option.