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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def send_contact(self, phone_number, first_name, **options):
 """ Send phone contacts. :param str phone_number: Contact's phone number :param str first_name: Contact's first name :param options: Additional sendContact options (see https://core.telegram.org/bots/api#sendcontact) """

        return self.bot.api_call(
            "sendContact",
            chat_id=self.id,
            phone_number=phone_number,
            first_name=first_name,
            **options
        )