Read the following statements w.r.t cell wall and select the correct option:
(A) A non- living rigid structure which forms an outer covering for the plasma membrane.
(B) It gives shape to the cell and protect the cell from mechanical damage and infection.
(C) It helps in cell-to-cell interaction.
(D)It provides barrier to undesirable macromolecules.

• A

  Only (A) is correct

• B

  Only (A) and (B) are correct.

• C

  (D) is incorrect.

• D

  (A),(B),(C),(D) are correct.