An Employee class has a property called age and emp is reference to a Employee object and we want the statement Console.WriteLine(emp.age) to fail. Which of the following options will ensure this functionality?

• Declare age property with only get accessor.
• Declare age property with only set accessor.
• Declare age property with both get and set accessors.
• Declare age property with get, set and normal accessors.
• None of the above