You have been recruited by an online retailer of footwear to conduct a review of their online systems. Your primary Finding is that the development team has implemented duplicated complex business…

You have been recruited by an online retailer of footwear to conduct a review of their online systems. Your primary Finding is that the development team has implemented duplicated complex business logic as Java scripts directly into the JSPs, causing performance, scalability, and maintainability issues. Which two design patterns would you select to improve the current code base?