?Before publishing a website, a(n) _____ must be used to test the site across multiple types of devices.

Write a complete C# app to prompt the user for the double radius of a sphere, and call method SphereVolume to calculate and display the volume of the sphere. Write an expression-bodied method containing the following expression to calculate the volume:

(4.0 / 3.0) * Math.PI * Math.Pow(radius, 3)

If you want to remove the AutoCorrect Options button from the screen, you can press the ____ key.

A. ESCAPE B. OPTION C. COMMAND D. SHIFT