what is the best way to answer these two questions?

Figure 10-2 D3 IG Price Level D2 D D1 D3 Do D2 S-+ A B -Do - D1 Real GDP 25. In Figure 10-2, which segment of the aggregate supply curve has the smallest multiplier effect? a. AB b. BC C. CD d. DG 26. In Figure 10-2, which segment of the aggregate supply curve has the largest multiplier effect? a. AB b. BC C. CD d. DG