for question a and b, select from a vertical line/ a horizontal line/ an upward sloping straight line/ an upward sloping curve which is not a straight line/ a downward sloping straight line/ a downward sloping curve which is not a straight line

Hayden has preferences over two goods only-beer and pizza. He is able to obtain a great deal so each beer only costs $5 and each pizza only costs $5. His (optimal) consumption of beer and pizza, at these prices for various income levels is shown in table below: Income Beer Pizza $50 4 6 $70 6 8 $110 12 10 a) Use this information to plot Hayden's income-consumption curve (put beer on the horizontal axis). . This curve is [Select ] b) Draw Hayden's Engel curves for beer and pizza. . Engel curve for beer is [ Select ] . Engel curve for pizza is [ Select ]