GMAT Critical Reasoning (CR) | Re: Marian Anderson, the famous contralto, did not take success

The conclusion is that Marian Anderson, the famous contralto, did not take success for granted. What is are evidence that success is not taken for granted? We know that Anderson has struggled and so keeps a good perspective on the world. Now, we know that she has a good perspective and from this we need to be able to conclude that she does not take success for granted. This is precisely what B states.

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