Pull Down Menus and or include You may view the available choices by pointing and clicking at the down arrow. Move the pointer to your selection and click. You will have selected a single value which will then appear in the box. You may select the value by pointing and clicking on the button. The button blackens when selected.
Radio buttons work as a toggle switch.
To clear a button, point and click. Radio buttons may or may not have a preselected default value. The checkbox is similar to the radio button except a small square appears beside the selection choices. The main difference is that you can check as many values as you like. You may select a value by pointing and clicking on the checkbox.