It is ________ to control three million persons who are starving and whose basic right to live is denied.
句意：控制三百万饥饿、基本生存权利被剥夺的人是难以置信的。unbelievable难以置信的。 unimagined 未经想象的。unexpected意外的。inconceivable匪夷所思的。因此选A。