Multiple choice technology How to instantiate a check box field UI Component to a Screen mainScreen.add(myCheckbox); mainScreen.add(mycheck); mainScreen.(myCheckbox); mainScreen.add(mybox); Reveal answer Fill a bubble to check yourself A Correct answer Explanation To add a UI component like a checkbox to a screen in mobile development, you use the add() method of the screen object. The syntax is screen.add(componentName), so mainScreen.add(myCheckbox) is correct.