They are defined as :
> A Choice : Choice is displayed in a compact form that requires us to pull it down to see the list of available choices and only one item may be selected from a choice.
> A List : It may be displayed in such a way that several list items are visible and it supports the selection of one or more list items.
> A Choice : Choice is displayed in a compact form that requires us to pull it down to see the list of available choices and only one item may be selected from a choice.
> A List : It may be displayed in such a way that several list items are visible and it supports the selection of one or more list items.