铁盐母液可配成100倍液，配制1L培养基时移取100毫升。()
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微量元素母液可配成10倍液，配制1L培养基时移取100毫升。
A. 对
B. 错
培养基的母液一般是配成大量元素、微量元素、铁盐和有机物质4类存放备用。（）
A. 对
B. 错
What is/are the truth(s) about Qin Yi's obligation(s) as a sole agent?
A. Qin Yi is not allowed to handle the same or similar products of other origins.
B. Qin Yi is not allowed to re-export Ryran's goods to any other areas outside herown.
C. Qin Yi is obliged to give a detailed report on current market conditions and theusers’comments（评论）on the agent products every three months.
D. Qin Yi is obliged to adequately advertise and promote the sales of the productsthroughout the agreed territory.
E. Qin Yi has to pay for the sales promotion.
If Qin Yi's annual sales volume were ＄18 million and the agreed annual quota is＄15 million, how much annual commission could she get?
A. ＄930,000
B. ＄780,000
C. ＄93,000
D. ＄78,000
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