If he refused to answer, she made the decision that she would have no more use for him. He was the only reason why she was living amongst the rebels who wouldn't spit on her if she was on fire. One more lie or one more refusal to tell the truth and no matter how much he begged or pleaded, she would not stay. There were too many unknowns, too much potential for danger to keep putting herself in this same situation. Either he would answer her question or she would be out the door.