Low-density polyethylene, used to make plastic films, is made by the radical polymerization of ethene, and is one of the hardest plastics to recycle. It gets its name Question 4 options: A) because it's strong but flexible. B) from the spaces left between chains when the polymer is formed. C) because of the way the chains pack like spaghetti, close and tight. D) from the process by which it's polymerized.