What effect did the law code of 702 have on Japan?

A. It strengthened the power of the clans.
B. It made the leader of the Yamato clan emperor of the entire country.
C. It made Buddhism the state religion.
D. It outlawed the clans.

B. It made the leader of the Yamato clan emperor of the entire country.

The correct answer is B. It made the leader of the Yamato clan emperor of the entire country.