The pilot lost touch with the military base, ________ his plane crashed in the desert.
A.by means of which
B.for fear of which
C.in terms of which
D.as a result of which
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句意是“飞行员与军事基地失去了联系,因此,他的飞机撞毁到沙漠中”。as a result of which表示因果关系,意为“作为……的结果”。by means of which“用……手段”;for fear of which“恐怕……”;in terms of which“在……方面”。