You are currently working in a mid-tier accounting firm. In an engagement meeting with a client, the management of your client is concerned that the audit tests that you perform will disrupt operations. Your client has recently implemented a data warehouse and the management suggests that you draw the data for analytical reviews and substantive testing from the data warehouse instead of the operational database. The management points out that operational data are copied weekly into the data warehouse and all data you need are contained there. Outline your response to the managements proposal and mention any concerns you might have. (10 marks, maximum 300 words)