Which ideas are associated with the term edwardian? restrained elegance in art, fashion, and architecture overindulgence and lavish spending equal rights and opportunities for all a strong belief in fate and predestination

It is, in general, the idea of "overindulgence and lavish spending" that is most associated with the term "Edwardian", although many other things are associated with it as well. 

Number 2 the key is a bleak reminder

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