3. Anton eats a lot of pizzas (good X) and also consumes good Y which is a composite of all other goods. His mcome consumption curve is a vertical line (with X on the horizontal axis). Pizza cannot be a Gi'en good for Anton. Is this true or false? Explain your answer. 4. Willi spends all his monetary income m on sausages (x1) and beer (x2) The prices are normalized in such a way that the unit price of sausages is \"p \" and the unit price of beer IS 1. Willi' 3 utility function 1U(X1. x2) : x1 x7+10X1