The author is convinced that the eyes are______.A.of extreme importance in expressing feel

The author is convinced that the eyes are______.

A．of extreme importance in expressing feeling and exchanging ideas

B．something through which one can see a person"s inner world

C．of considerable significance in making conversations interesting

D．something the value of which is largely a matter of long debate

请帮忙给出正确答案和分析，谢谢！