A function called issubclass (c1,c2) is able to check if:

A function called issubclass (c1,c2) is able to check if:

A. c1 and c2 are both subclasses of the same superclass B. c2 is a subclass of c1 C. c1 is a subclass of c2 D. c1 and c2 are not subclasses of the same superclass