7. Wages in the tortilla chip industry rise. At the same time, the price of salsa falls. As a result, in the market for tortilla chips: A) P and Q' both rise B) P' and both fall C) Prises and falls D) P falls and Qrises E) P and Q do not change F) P rises and stays the same G) Prises, but we do not know exactly what happens to O H) P' falls and stays the same 1) P' falls, but we do not know exactly what happens to Q J) Q' rises and P stays the same K) Q' rises, but we do not know exactly what happens top L) Q falls and P stays the same M) Q' falls, but we do not know exactly what happens top N) either P and both rise, or p and both fall, or neither changes 0) either P rises and Q' falls, or p falls and Q' rises, or neither changes P) none of the above.