What Is the Correct Way to Invoke Methods on Variables

question 1

Multiple Choice

What is the correct way to invoke methods on variables in Java that are strings?

• A)Methods can only be invoked on string constants, not on variables.
• B)For each method there is a special operator that must be used.
• C)There are no methods available in Java for string variables.
• D)Invoke them using the variable name and the dot (.) notation.

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