Although the price has gone up by 5%，it's still ________ the limit set by the government.

A．beyond

B．within

C．outside

D．off

将学生成绩分为优、良、中、及格和不及格五类，所采用的计量尺度是（）。

A.定比尺度

B.定类尺度

C.定序尺度

D.定距尺度