Which of the following does  notaccurately describe movement within plants?                 a.  movement of sugars within the xylem results from changes in concentration of water.  b.  changes in the concentration of nutrients affect the cause of movement of fluid through phloem. c.  cohesion and adhesion contribute to capillary action, which contributes to water movement. d.  transpiration is the only force that drives water movement within a plant.