public void quack() { qb.quack(); }
public void performQuack() { quackBehavior.quack(); }
public void PerformQuak() { _quackBehavior.quack(); }
public string preformQuack() { return(_quackBehavior.quack()); }
public void performQuack() { quackBehavior.quack(); // Since this behavior varies among subclasses, it should be taken out and implemented in a separate behavior class. }
public void performQuack() { fakeQuack.quack(); }
public String performQuack() { return(quackBehavior.quack()); }