Abstract: The invention includes a selector for recommending a product such as a food waste disposer based on at least a first and second question although additional questions could be used. The selector includes a base, a first moveable member, and a second moveable member. The base identifies the first question and the second question. The base may also have a first marker associated with the first question. The first moveable member is capable of moving relative to the base and the first marker. The first moveable member has a first response portion and a second marker. The first response portion is associated with the first question and the second marker is associated with the second question. The second moveable member is capable of moving relative to the base and the second marker. The second moveable member has a second response portion and a product selection marker. The second response portion is associated with the second question.