All directs at one time or another asks you questions on how to do something, or asks what something is. The average employee will usually ask you something that is obvious and you simply tell them. Sometimes however, a smart employee asks difficult questions that you are not sure about.
If an employee asks you a factual question that you are not sure about, you can always refer them to other sources.
These are vague sentences, so you should fill in the details depending on your situation.
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