What Is Known for Certain from This Correct Code Excerpt

question 63

Multiple Choice

What is known for certain from this correct code excerpt?
ActionListener openListener = new FileOpenListener() ;
JMenuItem fileOpen = new JMenuItem("Open File") ;
fileOpen.addActionListener(openListener) ;

• A)fileOpen will open a file dialog when clicked
• B)The fileOpen menu item will be visible
• C)The FileOpenListener class implements the ActionListener interface
• D)The openListener object will only listen to the fileOpen object

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Definitions:

Selfishness

Behavior in which an individual puts its own interests above those of others, often at the expense of group welfare.

Behavioral Syndromes

Consistent patterns of behavior across different situations, often seen in animals, including humans, indicating a possible genetic or environmental basis.

Fitness

An organism's ability to survive and reproduce, thereby contributing its genes to the next generation.

Maladaptive

A trait or behavior that is detrimental to the survival or reproductive success of an organism.