User-defined exceptions

Take a look at the following code snippets. Which of them will print the error traceback with the message DateDelimiterError: You should use the '/' sign as a delimiter.? Choose all the correct options.

A.

class DateDelimiterError(Exception):
    print("You should use the '/' sign as a delimiter.")


date = input()
if '/' not in date:
    raise DateDelimiterError
else:
    print(date)

B.

class DateDelimiterError(Exception):
    pass


date = input()
if '/' not in date:
    raise DateDelimiterError("You should use the '/' sign as a delimiter.")
else:
    print(date)

C.

class DateDelimiterError(Exception):
    def __str__(self):
        return "You should use the '/' sign as a delimiter."


date = input()
if '/' not in date:
    print(DateDelimiterError)
else:
    print(date)

D.

class DateDelimiterError(Exception):
    def __str__(self):
        return "You should use the '/' sign as a delimiter."


date = input()
if '/' not in date:
    raise DateDelimiterError
else:
    print(date)