Which date does not conform with the others?

A. 1584 B. 1692 C. 1729 D. 1809 E. 1980

C
The digits add up to 19. In all the others the total is 18.

Which date does not conform with the others?

A. 1584 B. 1692 C. 1729 D. 1809 E. 1980

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