The correct answer is A. List box.
A list box is a graphical control element that allows the user to select one or more items from a list of options. It is typically used to present a set of choices to the user, such as a list of countries or a list of products.
A display box is a graphical control element that displays a single piece of text. It is typically used to display the value of a variable or the result of a calculation.
A choice box is a graphical control element that allows the user to select one of two or more options. It is typically used to present a yes/no or true/false question to the user.
A check box is a graphical control element that allows the user to select one or more options from a list of options. It is typically used to present a set of options to the user, such as a list of features that the user wants to enable.