Identify the correct statement w.r.t cytoskeleton.

(a) It is an elaborate network of filamentous proteinaceous structures present in the cytoplasm.

(b) It consists of microtubules, microfilaments and intermediate filaments.

(c)  They are involved in many functions such as mechanical support, motility, maintenance of the shape of the cell.

• A

  a and b

• B

  a and c

• C

  b and c

• D

  a, b and c