Business wear is in the informal category.
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Informal attire is also called casual or smart casual one.
A. 对
B. 错
Informal attire has no necktie.
A. 对
B. 错
Informal attire is considered a form of dress customarily appropriate for all formal settings that do not explicitly require white tie or black tie.
A. 对
B. 错
In the European tradition, casual dress emphasizes comfort and personal expression.
A. 对
B. 错