A．The weekend has decreased in length.

B．The number of national holidays has increased.

C．People work fewer days per week.

D．People work more hours each day.

（）是规定犯罪与刑罚的法律规范，是公民与犯罪分子作斗争的有力武器。

A.宪法相关法

B.行政法

C.刑法

D.诉讼法