Examine the flowchart below and determine any control threats. Specifically discuss the control problems, the possible dangers, and any corrective procedures you would recommend. PROBLEM 4: INTERNAL CONTROL Production Planning Work Centers Inventory Control Prepare Work Order Cost Accounting System Prepare Journal Voucher General Ledger Update Materials Inventory Move Ticket Records Job Ticket Material Requisitions Excess Material Material Returns Work Order Labor Variance Materials Variance Manufacturing Overhead Variance Mgmt Reports