—Crum, help yourself to the fish my mother cooked!

—Thank you. En, it looks__________ and tastes__________.

A．beautiful, good.

B．beautifully, well.

C．beautiful, well.

D．beautifully, good.

高斯定理反映了静电场的什么特性？（）

A、无旋场

B、有旋场、有源场

C、无旋场、无源场

D、无源场