In a Han Dynasty tomb, they found some precious jars and vases, are valuable.
A. even the pieces of them
B. which even pieces
C. even the pieces of which
D. that even pieces
网友回答
A. even the pieces of them
B. which even pieces
(答案→)C. even the pieces of which
D. that even pieces
解析：考查定语从句。句中the pieces of which = whose price，故选C。