Question 10: There is no need ______ the door of the meeting room toni

Question 10: There is no need ______ the door of the meeting room tonight.

• A. to lock
• B. to be locking
• C. to be locked
• D. locked

+  Need + to V: cần làm gì

+ Need to be Vp2 = need Ving: cần được làm gì (bị động)