__________from what everyone says about him, I would say he has a good chance of winning.

A．To judge

B．Judging

C．Judged

D．Having judged

匀速上升的升降机顶部悬挂有一轻质弹簧，弹簧下端挂有一小球．若升降机突然停止，在地面上的观察者看来，小球在继续上升的过程中（　　）

A．速度逐渐减小

B．速度先增大后减小

C．加速度先减小后增大

D．加速度逐渐减小