The appointment system refers to a system in which state organs directly determine appointment candidates and assign them to certain positions within the scope of their appointment and removal authority. According to the above definitions, which of the following is an appointment system? ['Hebei Province selects village officials through public examination.', 'Provincial Party Committee decides to appoint Comrade Wang Yuanhua as Secretary of × County Party Committee.', 'Daming took the civil service exam in Shanghai and was hired to work in the municipal party committee.', 'Provincial School of Administration appoints Liu Dapeng as Director of the Personnel Division.']