Under MOT Order 2021 No. 15, which administrative authority is primarily responsible for organizing the taxi driver qualification examination and issuing the qualification certificate?

1. The Municipal Transport Bureau / Road Transport Administration (市级交通运输主管部门 / 道路运输管理机构)
2. The Municipal Public Security Bureau Traffic Police Detachment (市公安交警支队)
3. The State Administration for Market Regulation (市场监督管理局)
4. The Ministry of Culture and Tourism (文化和旅游部)