The given diagram shows the life cycle of a plant. Which of the following statements are true regarding it?(i) Sunlight is not needed at stage Q.(ii) Photosynthesis takes place only at stages R and S.(iii) Stage P is not affected by what happens at stage T.(iv) The seed at stage P needs air, water and warmth to reach stage Q.

• A. (i) and (iv) only
• B. (ii) and (iii) only
• C. (i), (ii) and (iii) only
• D. (i), (ii), (iii) and (iv)