Insert the Missing Code in the Following Code Fragment

question 45

Multiple Choice

Insert the missing code in the following code fragment. This fragment is intended to allow the user to select a file to be opened. JFileChooser chooser = new JFileChooser() ;
Scanner in = null;
If (chooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION)
{
File selectedFile = __________;
In = new Scanner(selectedFile) ;
) . .
}

• A) chooser.getFileName()
• B) chooser.getSelectedFileName()
• C) chooser.getFilePath()
• D) chooser.getSelectedFile()

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Definitions:

Motor Skills

Abilities that involve the coordination of muscles to perform movements.

Null Hypothesis

In statistical analysis, it is the presumption that there is no effect or no difference and serves as the default or starting assumption for testing.

Car Engine

The component of a vehicle that converts fuel into mechanical energy, propelling the vehicle forward.

Null Hypothesis

A statement or hypothesis that suggests there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.