Many application controls are useful for enhancing the reliability of both transaction data and master record data. This application control compares the data entered into a field for a transaction to that in a master record to verify the data entered exists.
A. True
B. False

True

Explanation:

In most accounting software like SAP, Application control performs what is known as validity check.

And Validity check is when this application control compares the data entered into a field for a transaction to that in a master record to verify the data entered exists.

With above definition we can infer that the question statement is true.