A. resemble the physical properties of one of their elements. B. differ greatly from the properties of all of their elements. C. resemble the physical properties of all of their elements. D. differ greatly from the properties of one of their elements.
The answer is B, they differ greatly from the properties of all their elements. For example: Water is non-flamable but it is made from hydrogen, which is highly flammable, and oxygen, a gas that supports combustion.
