The skin is the largest organ of your body ______of three layers; _______are essential to _____your body against diseases, poisons and the sun’s harmful rays or radiations.

The skin is the largest organ of your body ______of three layers;______are essential to ______your body against

diseases, poisons and the sun’s harmful rays or radiations.

1. A.
   consisting; they; protecting
2. B.
   consisting; which; protecting
3. C.
   made up of; they; protect
4. D.
   consisted; they; protecting