属于TMD致病因素里咬合因素的为（）

A.第三磨牙伸长

B.保守治疗

C.关节内注射硬化剂

D.夜磨牙

E.手术治疗

Looking out of the window, I saw the leaves        by the wind and whirled into the air.

A．ended up

B．picked up

C．gone up

D．kept up