Choose the incorrect statement with respect to secondary growth in woody dicots. 

• A

  Pericycle of root is involved in the formation of complete cork cambium and a little vascular cambium. 

• B

  Conjunctive tissue of dicot root is involved in the formation of only vascular cambium  

• C

  Vascular cambium of dicot stem is partially primary in origin and partially secondary in origin.  

• D

  The vascular cambium of dicot root is initially circular and eventually becomes wavy