Choose the correct statement.

• A
  In dicotyledonous plants and gymnosperms,the lateral meristems,vascular cambium,and cork cambium appear later in life.
• B
  Growth is expressed as an increase in cell number and in the size of the cell.
• C
  Growth can be defined as an irreversible permanent increase in the size of an organ,its parts,or even an individual cell.
• D
  Cells in a watermelon may increase in size up to $3,50,000$ times.