The following table shows the demanded quantity of cookies from the "Come biscuits". Option Quantity Total income Income type of good demanded elasticity of demand A 2 200 B 7 400 C 13 800 D 19 1200 E 24 1600 F 28 2000 G 31 2400 H 30 2800 H 28 3200 1. Complete columns 4 and 5 2. Calculate the income elasticity of demand for the BF option. What does the result indicate? 3. Calculate the income elasticity of demand for the option AD. What does the result indicate? 4. Calculate the income elasticity of demand for the GI option. What does the result indicate