Choose the correct statement.
(a) The C4 – plants do not have RUBISCO
(b) Carboxylation of RuBP leds to the formation of PGA and phosphoglycolate
(c) Carboxylation of phosphoenolpyruvate results in the formation of C4 – acids
(d) Decarboxylation of C4 – acids occurs in the mesophyll cells