原发性与继发性三叉神经痛的鉴别的主要依据是（）

A.疼痛时间的长短

B.疼痛发作的频率

C.有无面部感觉障碍，角膜反射有无改变

D.疼痛的范围

E.有无触发点或扳机点

Consider a swap with a notional principal of $120 million.

Given the above diagrams, which of the following statements is TRUE At the end of 360 days :()

A. A pays B $0.6 million. 

B. A pays B $6.6 million and B pays A $6 million. 

C. A pays B $13.2 million and B pays A $12 million.