The choice traditionally presented by the highwayman is supposed to have only one sensible answer.

这个通常由劫匪提出的选择，理应只有唯一明智的答案。

Gabriel had given her a reasonable, sensible answer, as she knew he would, but she felt annoyed with his cool advice.

盖伯瑞尔给了她一个合情合理的回答，她知道也会如此。但是，他这种冷静的忠告令她感到恼火。

It doesn't explain your particular question, but I feel I have to balance those two links in previous answer with something more sensible.

这不能解释你的问题，但是我觉得我必须平衡这两个链接在以前的回答更明智。