Option # 2 Book used for class – Modern Systems Analysis and Design 9th Edition by Joseph Valacich (Author), Joey George (Author) For this week, focusing on Ch 9 & 11 Here are some other references for this week (do not have to use)- Couture, N. (2015). Building the foundation with a high-level architecture. CIO. https://www.cio.com/article/3003890/data-warehousing/building-the-foundation-with-a-high-level-architecture.html Morris, B. (2017). Counting database costs: Databases and elasticity. CIO. https://www.cio.com/article/3234673/database/counting-database-costs-databases-and-elasticity.html Usability.gov. (n.d.). User interface design basics. https://www.usability.gov/what-and-why/user-interface-design.html