GMAT Sentence Correction (SC) | While many of the dinosaur fossils

While many of the dinosaur fossils found recently in northeast China seem to provide evidence of the kinship between dinosaurs and birds, the wealth of enigmatic fossils seem more likely at this stage that they will inflame debates over the origin of birds rather than settle them.

(A) seem more likely at this stage that they will inflame debates over the origin of birds rather than -"seem" does not got with "wealth".. we need "seems"
(B) seem more likely that it
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