PLEASE HELP WILL MARK A BRAINLIEST Which statement about polymers is true?
A. Polymers are substances that have relatively large molecules.
B. Oil and gas are the starting materials for making all polymers.
C. Fabrics such as cotton and silk are synthetic polymers.
D. All polymers are obtained from living organisms.

The answer is (A) "Polymers are substances that have relatively large molecules."

Polymer, any of a class of common or synthetic substances made out of very large molecules, called macromolecules, that are products of less complex synthetic units called monomers. Polymers make up a considerable lot of the materials in living beings, including, for instance, proteins, cellulose, and nucleic acids. In addition, they constitute the premise of such minerals as diamond, quartz, and feldspar and such man-influenced materials as solid, glass, to paper, plastics, and rubbers.

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explanation:

d) physical means can be used to separate the components of air.