A project manager for a small construction company has a project that was budgeted for R$1300000$ over a six week period. According to her schedule, the project should have cost R $600000$ to date. However, it has cost R $900000$ to date. The project is also behind schedule, because the original estimates were not accurate. Who has the Primary responsibility to solve this problem?

Question $16$ options:

A$)$

Senior management

B$)$

Manager of the project management office

C$)$

Project sponsor

D$)$

Project manager