在循环语句for(a=1;a>10;a++) ……中, 执行次数最少的表达式是( ).

I sw womn running towrd me in the drk. Before I could recognize who she ws, she hd run bck in the direction ______ she hd come.of which B．from where C．in which D．from whichA．of whichB．from whereC．in whichD．from which

A、主运动只有一个
B、进给运动只有一个
C、主运动不止一个
D、进给运动和主运动都只能有一个