Which of the following statements is/are incorrect? (i) In CAM plants, stomata open during dark and remain closed during the day. (ii) Role of \[N{{a}^{+}}\] in stomatal opening is now universally accepted. (iii) The water potential of root cells is higher than the water potential of soil. (iv) Capillarity theory is the most accepted theory of water movement through plants. (v) The walls of xylem vessels made up of lignocellulose have strong affinity for water molecules.

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