问题详情

The example of four prophets with four evangelists in a stained glass window is used to show that______.
A．prophets always coexist with evangelists
B．four is the lucky number for artists of the Middle Ages
C．numbers in the art of the Middle Ages require symmetry
D．prophets should carry evangelists on their shoulders请帮忙给出正确答案和分析，谢谢！