【单选题】In an argumentative essay, you have to make some claims, especially those of fact, cause or effect, value, and policy. Which type does the following statement belong to?Are rates of teen smoking decre...
【单选题】In an argumentative essay, you have to make some claims, especially those of fact, cause or effect, value, and policy. Which type do the following statements belong to?Are rates of teen smoking decrea...