Read the given statements (A-D) and choose the correct option. (A) In the first phase of translation binding of mRNA to the small subunit of ribosome occurs. (B) In E. coli, mRNA does not require any processing to become active. (C) In living systems, there are some biochemical reactions that are catalysed by RNA catalysts and not by protein enzymes. (D) RNA polymerase is only capable of catalysing the elongation process. How many among the given statements is/are correct?