The survey question referred to the biblical story when Joshua's army was said to have killed every man, woman and child after capturing the city.

It read: "Do you support or oppose the claim that the IDF, when conquering an enemy city, should act in a manner similar to the way the Israelites acted when they conquered Jericho under the leadership of Joshua, namely, killing all its inhabitants?"
dai su, come si fa a prendere sul serio una roba del genere