单项选择题根据以下内容,回答 109~112 题:A.三点校正的紫外分光光度法B.高效液相色谱法C.四氮唑比色法D.气相色谱法E.双相滴定法下列药物的含量测定方法为第 109 题 氨苄西林( )。
单项选择题Economists are interested in all the factors that can help to_______ the extent to which a price change will affect supply and demand in the market. A. predict B. label C. sense D. deceive