You are an auditor testing a client's sales transactions, and using your data analytics skills to join "Sales transactions" and "Customer master" files, you identify the following two conditions: A. One customer in the "Customer master" table does not show up in the "Sales transactions" table. B. One customer in the "Sales transactions" table does not show up in the "Customer master" table. Which of the following regarding these two conditions is correct?

You are an auditof testing a client's sales transactions, and using your data analytics ski11s to join "Sales transactions" and "Customer master" files, you identify the following two conditions: A. Ohe customer in the "Customer master" table does not show up in the "Sales transactions" table. B. One customer in the "Sales transactions" table does not show up in the "Customer master" table. Which of the following regarding these two conditions 13 correct? 1) Both of these conditions are signs of serious internal control problems. 2) A is an evidence of an unauthorized customer problem, while B can be acceptable. 3) Both conditions are acceptable in terms of internal controls. 4) B is an evidence of an unauthorized customer problem, while A can be acceptable