【Daily Question】August 4, 2017: +2 wealth for participation； +3 to +10 wealth for correct answers

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To increase the popularity of the chemical analysis section, a \"One Question per Day\" campaign has been launched to foster an active atmosphere for technical exchanges while also providing financial rewards to users. 【Daily Question】Multiple-choice question: The prerequisites for using the normalization method in gas chromatography analysis for quantification are ( ). A. All components must be separated from each other. B. All components must be able to flow out of the chromatographic column. C. The components must be organic substances. D. The detector must respond to all components. Answer: ABD. Post your answer in the replies; participating in this question earns +2 wealth points. Those who get all answers correct will receive an additional +3 to +8 wealth points. Those who provide a thorough analysis and explanation of the question or answers (or include detailed calculation processes) will receive extra wealth points as a reward. If your answer is correct and your analysis and explanation are accurate, it will be designated as the best reply (or best assistance). Feel free to answer the questions.