No one can how the election will turn out as there are many unknown facts.A. protectB. pr

问题补充：

No one can how the election will turn out，as there are many unknown facts.

A. protect

B. prepare

C. prevent

D. predict

答案：

A. protect

B. prepare

C. prevent

(答案→)D. predict

解析：A. protect保护，B. prepare准备，C. prevent防止，D. predict预测，句意：没有人能预测选举最终会怎样，因为有很多不为人知的事实。根据句意选D。