Which of the following statements is most accurate? (refer to the JustLee Books database).a. Authentication procedures prevent any data stored in the Oracle 12c database from being stolen or damaged.b. Authentication procedures are used to limit unauthorized access to the Oracle 12c database.c. Oracle 12c authentication doesn’t prevent users from accessing data in the database if they have a valid operating system account.d. Authentication procedures restrict the type of data manipulation operations that a user can perform

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