根据材料,请在(5)处填上最佳答案。

根据材料,请在(5)处填上最佳答案。

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According to Michael Lynn's studies,waiters will likely get

According to Michael Lynn's studies,waiters will likely get more tips if they(

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A) Two years. B) Three years.  C) Four years. D) Five years.

A) Two years. B) Three years.  C) Four years. D) Five years.

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Which of the following, is true of QL2 according to the auth

Which of the following, is true of QL2 according to the author?(  )

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