Why Is Rubber Heated with Sulfur More Elastic Than Natural

Multiple Choice

Why is rubber heated with sulfur more elastic than natural rubber?

A) The polymer molecules do not rearrange because they are locked in place.
B) The polymer molecules change shape and look more like a spring.
C) The sulfur breaks the polymer chains into shorter structures.
D) The sulfur solidifies inside the rubber so the molecules cannot move past the sulfur domains.
E) all of the above