Wade and Will were watching the local news when viewers were asked to tweet about the city's proposal to raise sales taxes for a new airport terminal. The results were posted later in the broadcast. Both Wade and Will were skeptical when only 15 percent of the viewers supported the tax increase. They began examining the assumptions behind the proposal, tried to uncover hidden values of the voters, evaluated the evidence on both sides of the controversy, and assessed all conclusions. They were engaging in _______ thinking.