The correct answer is: GroupBox.
A GroupBox is a control that is used to separate related controls from other controls in the form. It is a rectangular container that can contain other controls, such as buttons, text boxes, and labels. The GroupBox can be used to group related controls together, making it easier to organize and manage the form.
The GroupBox tool is a tool that is used to create GroupBoxes. It is located in the Toolbox, which is a window that contains a collection of tools that can be used to create and modify forms. To create a GroupBox, click on the GroupBox tool in the Toolbox and then drag it onto the form.
The View Window is a window that displays the contents of a form. It is located in the upper-left corner of the form designer. The View Window can be used to view the form in different ways, such as in Design view, Layout view, and Code view.
Groups are a collection of controls that are grouped together. Groups can be used to organize controls on a form and to make it easier to manage the form. To create a group, select the controls that you want to group and then click on the Group button on the Format menu.