GMAT Sentence Correction (SC) | Re: The electronics company has unveiled what it claims to be

A.to be the world’s smallest network digital camcorder,the length of which is that of a handheld computer, and it weighs

1.Claims to be - Wrong as mentioned by sayantanc2k in the post above.
2.the length of which is that of - Wordy. Can be concisely edited to -which is as long as ...

B. to be
...

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