Three of the following Loire Valley appellations make wine from the same grape; one appellation makes wine from a different grape. Which appellation is not like the other three in terms of the grape grown?

A.

Quincy, an appellation in the eastern Loire, produces racy, dry wines from sauvignon blanc that are similar to Sancerre or Pouilly-Fumé. Montlouis, Savennières and Jasnières are all Loire appellations that make dry white wine exclusively from chenin blanc.