Two kinds of things have opposite characteristics in nature, size, appearance and so on. When people recognize one thing, they will think of another thing from the opposite. This kind of association is called contrastive association.
According to the above definition, which of the following options uses contrastive association?
Guan Yi in the Book of songs: the turtledove lives on a small continent in the river. A virtuous and beautiful woman is a good spouse for a gentleman. 