

MCQOPTIONS
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1. |
The ruins of the spillway are a vital clue to the epic struggle that unfold as generations of Khmer engineers coped with a water system that grew complex and unruly. |
A. | coped with a water system that grew complex and unruly. |
B. | to the epic struggle that unfold as generations of Khmer engineers |
C. | The ruins of the spillway are a vital clue |
D. | No error |
Answer» C. The ruins of the spillway are a vital clue | |