If a piece of data is stored in two places in the database, then

1.	If a piece of data is stored in two places in the database, then
A.	storage space is wasted
B.	changing the data is one spot will cause data inconsistency
C.	it can be more easily accessed
D.	both (a) and (b)
E.	None of the above
Answer» E. None of the above

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If a piece of data is stored in two places in the database, then

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