CELLULOSE, WHICH ... FOR MAKING PAPER, CAN BE FOUND IN ALL PLANTS....

98. - 2000 CAU TRAC NGHIEM ANH A B C
2000 CAU TRAC NGHIEM ANH A B C

98. Cellulose, which ... for making paper, can be found in all plants.

a. is used

b. uses

c. are used

d. is using

--> a