Which of the following statements is not correct about macro- nutrients?

• A. They are present in plant tissues in excess of 100 m mole per kg of dry matter.
• B. They include C, H, O, N, P, S, K, Ca, Mg.
• C. Some elements attained from \[C{{O}_{2}}\] and \[{{H}_{2}}O\] while the others are absorbed from the soil.
• D. C, H & O are mainly obtained from \[C{{O}_{2}}\] and \[{{H}_{2}}O\].