Select

Select your favourite cartoon character
As the initial option is selected and disabled this is a mandatory field (once a selection has been made it is not possible to select no option.)

Select (optional)

Select your favourite cartoon character
As the initial option is selected but not disabled this is an optional field (once a selection has been made it is possible to select no option.)

Select (wide)

Select your favourite cartoon character

Select (wide, optional)

Select your favourite cartoon character
As the initial option is selected but not disabled this is an optional field (once a selection has been made it is possible to select no option.)