It was ____ very rare find and the archaeologist who made ____ discovery said it was like unearthing a

Mona Lisa. [ ]

A. a; the

B. the; the

C. the; a

D. a; a

（）在秦变法时，改法为律，参照李悝的《法经》制定《秦律》。

A.董仲舒

B.李斯

C.王安石

D.商鞅