Which of the following is an example of an Enterprise Resource Planning (ERP) system? A) Messi uses a computerized information system to keep track of all the financial data generated by his football club. B) Ergturul has a system that keeps track of the cash receipts and cash disbursements of his mowing business. At the end of each month, the system helps him to prepare a monthly profit and loss statement C) Halime Hatun is a freelance photographer. She keeps records of all expenses and revenues on her cell phone app and the files are uploaded to the cloud on a regular basis. D) Kurulus Osman keeps records of all his business records in an Excel file. Each week he enters all of the data into a system that automatically generates purchase orders, based on predetermined inventory reorder points. Production quotas for the coming week are also automatically generated based on customer orders