Regarding cellulose, correct statements are

A) It is a branched polysaccharide

B) It is most abundant organic compound in plant kingdom

C) It is rigid

D) It is a predominant constituent of cell wall of plant cells

E) It involves in ${\mathrm{C}}_1-{\mathrm{C}}_4$ glycosidic linkage between $\mathrm{\alpha }-$glucose units

• A

  A, B, C, D, E

• B

  A, B, D only

• C

   B, C, D only

• D

  B, C, D, E only