Winnie is the project manager for her company.

The scheduling tool is the only other tool that can help Winnie to create an updated project schedule. The scheduling tool is used in combination with manual methods or further project management software to carry out the schedule network analysis to produce an updated project schedule.

Answer option A is incorrect. The critical path method can be analyzed, but it is a part of the project management information system. In addition, the critical path is not better or worse than the critical chain method so by having both answers among the choices both answers are cancelled.

Answer option D is incorrect. The critical chain method can be analyzed, but it is the part of the project management information system. In addition, the critical path is not better or worse than the critical path method so by having both answers among the choices both answers are cancelled.

Answer option B is incorrect. The schedule management plan may need to be referenced to create a new project schedule, but it is not a tool that Winnie can use.