I’ll give _______ students_______ minutes to finish their work.[ ]

A. the other; other two  

B. the other; two more  

C. other; two another  

D. other; two other

某斜面上作用有正应力σ=200kPa，其孔隙水压力为140kPa，地基为软黏土φ_u=0，c_u=20kPa，φ'=20°，c'=6kPa，总应力法、有效应力法计算的抗剪强度分别为( )。

A．20kPa；27.8kPa
B．40kPa；26kPa
C．40kPa；20kPa
D．160kPa；140kPa