Question: Q: Polyester fabric's resistance to wrinkling comes from the cross-linking of what? Read this paragraph and choose the correct option from the provided answers: PET is used in tires, photographic film, food packaging, and clothing. Polyester fabric is used in permanent-press clothing. Its resistance to wrinkling comes from the cross-linking of the polymer strands. Choices: - algae strands - velocity strands - wool strands - polymer strands A:
Answer:
polymer strands