不定项选择

空气粘性力的大小取决于速度梯度、空气密度和接触面积，与气体性质无关。

A．正确
B．错误

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单项选择题

The purpose of assessment is to optimize a business model to guarantee that a startup company has been developing on a right and suitable path. A method is used here called SWOT analysis (strengths/advantage; weaknesses/disadvantage; opportunities; and threats).
A、正确
B、错误

投资人在开放式基金募集期间申请购买基金的行为称为认购，在基金成立后购买基金的行为称为申购，卖出基金的行为称为赎回。

答案：正确