Rencently i bought an ancient Chinese vase,__was very reasonable._英语解答

Rencently i bought an ancient Chinese vase,__was very reasonable.答案是the price of which
为什么不能是which price

人气：310 ℃　时间：2020-05-20 05:34:46

解答

1、可以用whose price.
2、which指代的是vase.和价格之间的关系,the price of which..如果用which price则表示哪个价格?显然和题意不符.