2) From the data shown below about demand for smart Ehones, calculate the price elasticity of demand from Point A to Point B; from Point C to Point D; from Point E to Point F; and from Point 6 to H. Classify the elasticity at each of these points as elastic, inelastic, or unit elastic. (20 marks) Points P Q A 60 3,000 B 70 2,800 C 80 2,600 D 90 2,400 B 100 2,200 F 110 2,000 G 120 1,800 H 130 1,600