TOEFL Listening: ETS-TOEFL听力机经 - 94I1NZF1N3N2JAJ9P$

According to the conversation, what is a difference between fat paint and lean paint? A. Fat paint dries more quickly than lean paint. B. Fat paint is easier to use than lean paint. C. Fat paint does not expand and contact as it dries. D. Fat paint is not mixed with other substances.