What trademark evasions do Democrat Bureaucrats use to avoid answering questions from Congress?

What trademark evasions do Democrat Bureaucrats use to avoid answering questions from Congress?

I can’t comment at this time until we have more information.
I can’t comment at this time until all the reports are in.
I will have to get back to you on that.
I can’t comment on an ongoing investigation.

Are there some I missed? What are they?

What trademark evasions do Democrat Bureaucrats use to avoid answering questions from Congress?
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