A scheduling nurse says: If the vaccination appointment system is authorized by the committee, then the initial review of the vaccination appointment system is recorded. If the vaccination appointment system is authorized by the committee, then the scheduling request for the vaccination appointment system is approved. If the oversight board for the vaccination appointment system reopens the file, then it is not the case that the final authorization for the vaccination appointment system is issued. Therefore, if the vaccination appointment system is authorized by the committee, then it is not the case that the oversight board for the vaccination appointment system reopens the file. Which answer choice provides a sufficient bridge in the argument concerning the vaccination appointment system?