Assume that turkey meatball and beef meatball are substitutes. Also note that turkey and turkey meatball are two different objects;turkey is a material to make turkey meatball. The same caution applies to beef and beef meatball.

1. We observe that the equilibrium quantity of turkey meatball rises. Explain whether or not a rise in the price of turkey is responsible for this observation.
2. We also observe that the equilibrium price of beef meatball rises. Explain whether or not a rise in the price of turkey is responsible for this observation.