GMAT Sentence Correction (SC) | The rare bird, considered extinct for over fifty years and actuall

Yup D it is. I guess for option E)aadikamagic didn't copy it properly.

The rare bird, considered extinct for over fifty years and actually thriving in a remote part of the Andes, has made a remarkable comeback over the past decade.
a)The rare bird, considered extinct for fifty yearsand actually thriving in a remote part of the Andes , has made a remarkable comeback
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