GRE Text Completion Question 803
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Source: Red
Science advances in (i) _____ spiral in that each new conceptual scheme (ii) _____ that phenomena explained by its predecessors and adds to those explanations.
| Blank(i) | Blank(ii) |
|---|---|
| A a widening | D decries |
| B an anomalous | E vitiates |
| C a repetitive | F embraces |