The correct answer is: B. Open it in Explorer mode.
When you select My Computer icon and press Alt + Enter, the My Computer window will open in Explorer mode. This means that you will see the files and folders on your computer in a list, with the ability to view them in different ways, such as by name, size, or date modified. You can also open and edit files, create new folders, and perform other tasks.
Option A is incorrect because pressing Alt + Enter does not delete the My Computer icon from
the desktop. To delete the icon, you can right-click on it and select Delete.Option C is incorrect because pressing Alt + Enter does not open the System Properties dialog box. To open the System Properties dialog box, you can right-click on the My Computer icon and select Properties.
Option D is incorrect because pressing Alt + Enter does not pin the My Computer icon to the Start menu. To pin the icon to the Start menu, you can right-click on it and select Pin to Start.