A user is completing a digital form when the user accidentally entered a nonexistent item number in the field. The user receives an error message stating ‘Item number does not exist.

What kind of application control is causing the system to recognize and present the error message? Is it a Validity check, Closed-loop verification, Zero-balance test, or Range check?

What kind of transaction-related internal control objective from given below is most present in this instance?

a. a particular transaction is properly authorized.

b. a particular transaction is recorded accurately.

c. a particular transaction is recorded in records.

d. a particular transaction is valid.