During half way to the project execution, you were assigned as a project manager. After careful reviewing of the project, you found that the project might take double the time that the previous manager estimated. However, the upper management has been told that the project is on schedule. The previous manager is an old friend of yours, what will you do ？（）

A．Report your evaluation to the upper management

B．Have a team meeting to find the alternatives to meet the project schedule

C．Meet the previous project manager and turn the project back

D．Execute the project as planned by the previous manager

岩石受力发生破裂，其两侧的岩块沿破裂面发生明显相对位移的断裂构造称为（）。

A.节理

B.断层

C.线理

D.裂隙