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Start the planIf \(n\) is a positive integer, which of the following must be even?
A. \((n − 1)( n + 1)\)
B. \((n − 2)( n + 1)\)
C. \((n − 2)( n + 4)\)
D. \((n − 3)( n + 1)\)
E. \((n − 3)( n + 5)\)
OA B
A. \((n − 1)( n + 1)\)
B. \((n − 2)( n + 1)\)
C. \((n − 2)( n + 4)\)
D. \((n − 3)( n + 1)\)
E. \((n − 3)( n + 5)\)
OA B
