Which of the following statements are true?
◦ A method can be overloaded in the same class.
◦ A method can be overridden in the same class.
◦ A method in a subclass can overload a method in the superclass.
◦ If a method overloads another method, these two methods must have the same signature.
◦ If a method overrides another method, these two methods must have the same signature.