Tanmay took a potted, well watered plant and set-up an experiment as shown in figure. Then, he put it in the sunlight for few hours. Which of the following options is correct regarding his observation?

• A. Water droplets are visible in polythene X as transpiration takes place through leaves.
• B. Water droplets are visible in polythene Y as transpiration takes place through stems.
• C. Water droplets are visible in polythene X as photosynthesis occurs in leaves.
• D. Water droplets are visible in polythene Vas photosynthesis occurs in stem.