How can you overload the addition operator in the Python language?

a$.$ You create a Python script named $\_\_$add$\_\_.$py$,$ define a new method in that script, and then import it$.$

b$.$ You create a def statement with an asterisk, then specify math.$\_\_$add$\_\_$ as the method name.

c$.$ You create a new class with the same name as the Arithmetic class and define the $\_\_$add$\_\_$ method.

d$.$ Within a class, you define a new method with the appropriate name, $\_\_$add$\_\_,$ that applies the rule of rational number addition.