Q3(10 points; 2 points each). Circle the most accurate answer. Circle ONE answer ONLY. 1- Which of the following statement is correct? 1. The operating line in absorption is below the equilibrium curve while the operating line in stripping is above the equilibrium curve. - b. The operating line in absorption is above the equilibrium curve while the operating line stripping is below the equilibrium curve. c. The operating lines in absorption and in stripping are both below the equilibrium curve. d. The operating lines in absorption and in stripping are both above the equilibrium curve. 2- Which of the following assumptions is not a requirement for applying Kres equation to solve dilute absorption, stripping, or extraction problems? a. L/V is constant. b. The equilibrium curve and the operating line are parallel. c. Isothermal process. d. Isobaric process. e. Negligible heat of absorption, stripping, or mixing