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The pet store database where you work wants to facilitate data isolation to ensure that two transactions do not update at the same time. The

The pet store database where you work wants to facilitate data isolation to ensure that two transactions do not update at the same time. The developer will utilize the ____________ to make sure that two transactions do not update the same data at the same time.
a.
Time Stamp
b.
Scheduler
c.
Rollback
d.
Transaction log

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