When the price of lettuce rises by 20 percent quantity demanded of other green vegetables increases by 10%. (3 points) a. Calculate the cross- price elasticity of demand between other green vegetables and lettuce. b. Are lettuce and other green vegetables complements or substitutes? Why? c. If a tax on the producers of lettuce is imposed, would you expect the producers of other green vegetables support the tax? Explain why? d. If the cross-price elasticity of demand between wine and beer is 0.31, how would a 10% tax on wine affect: Demand for beer? Quantity demanded for beer