He was the spirit of regnant labor as he stood there, his hands outreaching to rend and ______ his audience.

A．the reasons craters are difficult to study
B．the different shapes
C．some features of large craters
D．some difference in the ways small and large craters were formed

A．Rebels have gained control of a third town in the country's east.
B．Rebels have taken over the first town in the country's east.
C．Rebels violated human rights in the country's east.
D．Rebels have lost three towns in the country's east.