Kindly explain it briefly and plot it in the graph because it is very confusing

Questions Following the change in demand from D, to D2 suppose that the supply were to change as shown in Figure 2.17. 900 S1 S2 800 700 600 500 Price ($) 400 D2 300 200 100 D1 20 40 60 80 100 120 140 160 Quantity of Wool FIGURE 2.17 e) How would you describe the change in supply? By how much has it changed? f) What are the new values of equilibrium price and quantity