Two selectively permeable sacs A and B were submerged in a 45% glucose solution that was contained in a beaker. Sac A contained a 15% glucose solution and Sac contained a 15% sucrose solution. In which direction did net movement of water molecules occur? a. Only from Sac A to the beaker b. Only from Sac B to the beaker c. From the beaker to both sacs d. From both sacs to the beaker