Read the following statements and choose the correct option.
Statement A : Underground stems of potato,ginger,turmeric,zamikand,and Colocasia are modified to store food in them.
Statement B : They also act as organs of perennation to tide our conditions unfavourable for growth.

• A

  Only statement A is correct.

• B

  Only statement B is correct.

• C

  Both statements are correct.

• D

  Both statements are incorrect.