Word comes that free souvenirs will go to         deals with the shop first.

A．whoever

B．who

C．whomever

D．whom

后矢状径

A．耻骨联合上缘中点至骶岬前缘中间的距离
B．耻骨联合下缘中通过两侧坐骨棘连线中点达骶骨处的距离
C．两侧坐骨棘之间的距离
D．坐骨结节间距离
E．骶尾关节至坐骨结节间径的垂直距离