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If U={x:x inNNandxlt10}, A = {1, 2, 3, 5...

If `U={x:x inNNandxlt10}`, A = {1, 2, 3, 5, 8} and B = {2, 5, 6, 7, 9}, then `n[(AcupB)']` is

A

1

B

2

C

4

D

8

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