Tell me the hierarchy of uibutton.
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Answer / Ravindra Kumar Suman
{"UIControl": "The superclass of UIButton. It handles user interaction events like touches and gestures.","UIView": "The parent class for all graphical items in a view hierarchy. It contains a frame and subviews that can be added, removed, or manipulated.","UIButton": "A subclass of UIControl that represents a button that the user can tap to perform an action.","UILabel": "An optional subview of UIButton that displays the button's title.","UIImageView": "An optional subview of UIButton that displays an image."}
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