def create_response_adu(self, meta_data, response_pdu):
response_mbap = pack_mbap(<EOL>transaction_id=meta_data['<STR_LIT>'],<EOL>protocol_id=meta_data['<STR_LIT>'],<EOL>length=len(response_pdu) + <NUM_LIT:1>,<EOL>unit_id=meta_data['<STR_LIT>']<EOL>)<EOL>return response_mbap + response_pdu<EOL>
Build response ADU from meta data and response PDU and return it.

        :param meta_data: A dict with meta data.
        :param request_pdu: A bytearray containing request PDU.
        :return: A bytearray containing request ADU.