Which natural polymer makes up paper? starch, nylon, wool, or rubber

Option A = Starch  

Starch or amylum is a polymeric carbohydrate consisting of a large number of glucose units joined by glycosidic bonds.  It is the most common carbohydrate in human diets and is contained in large amounts in staple foods like potatoes, wheat, maize (corn), rice, and cassava. The biggest industrial non-food use of starch is as an adhesive in the paper making process.  

Nylon is widely used to make jackets, sports bags, tents, parachutes and bathing suits.

Wool has been used for blankets, horse rugs, saddle cloths, carpeting, insulation and upholstery.

The largest consumers of rubber are tires and tubes. Other significant uses of rubber are hoses, belts, matting, flooring, medical gloves and much more.

answer is a

explanation:

radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.