What are used as a countermeasure for potential database corruption when two processes attempt to simultaneously edit or update the same information?

.What are used as a countermeasure for potential database corruption when two processes attempt
to simultaneously edit or update the same information? Choose the BEST answer.

A.
Referential integrity controls

B.
Normalization controls

C.
Concurrency controls

D.
Run-to-run totals

Explanation:
Concurrency controls are used as a countermeasure for potential database corruption when two
processes attempt to simultaneously edit or update the same information.