If the Combo Box AddressBox Contains a List of Strings

question 54

Multiple Choice

If the combo box addressBox contains a list of strings, why is the returned value of getSelectedItem method in the following code cast to String?
String selectedAddress;
SelectedAddress = (String) addressBox.getSelectedItem() ;

• A) This is not necessary.
• B) Because the syntax of the method requires it
• C) It makes the program more readable.
• D) Because the return type of the method is an Object

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Definitions:

If-then Statement

A logical conditional statement stating that if one thing happens, then another will as well, expressing a causal or inferential relationship.

Asserted

Stated confidently or declared as true.

Disjunctive Syllogism

A logical rule that concludes one disjunct must be false if the other is true, usually in the form: Either A or B; not A; therefore, B.

Unstated Premise

A component of an argument that is not expressed but is assumed to be true for the argument to hold.