Do you agree that business casual means a dress shirt and pants?

I’m in Poland on a business trip and I asked about how we should dress tomorrow because the important meetings got moved to another day and they said business casual was good and I felt a little weird because everybody else was wearing a jacket the next day but me, including the person who told me that…

In the US business casual definitely means jacket is optional

Do you agree that business casual means a dress shirt and pants?
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