The correct answer is: A. Items
A combo box is a graphical control element that allows the user to select one or more items from a list. The items in a combo box are stored in a collection called the Items collection. The Items collection is a property of the ComboBox class.
The ListBox class is a graphical control element that allows the user to select one or more items from a list. The items in a ListBox are stored in a collection called the Items collection. The Items collection is a property of the ListBox class.
The Values collection is a property of the ComboBox class. The Values collection contains the values that are displayed in the drop-down list of a combo box.
Therefore, the items in a combo box belong to the Items collection.