【单选题】

 You are managing an internal project where a vice president from the user group is acting as the sponsor. You have just been informed by your team that the critical path has slipped by three weeks. You should:

A Immediately inform the sponsor and ask for advice
B Do nothing until the slippage occurs
C See the sponsor after you have evaluated alternatives, recommendations, and performed an impact analysis
D Look for someone to blame before you see the sponsor
E Inform your senior management of the problem and tell them that you will get back to them after you assessed the situation