What changes would occur in a parenchyma cell to form a treachery element?
(i) Loss of protoplasm contents
(ii) Deposition of strong and rigid secondary cell wall
(iii) Lignocellulosic deposition in secondary cell wall
 

• A

   i and ii only

• B

  i, ii and iii

• C

  ii and iii only

• D

  i and iii only