According to Chapter 10 (Conclusion: Roadmap to Bank 4.0) in the Bank 4.0 textbook, how has technology affected job roles within banking since 2009? Question 5 options: 1) There has been no significant impact on jobs. 2) There's been a small increase in deep learning specialists and data scientists only. 3) AI has accounted for significant job losses but created new roles as well. 4) Traditional operations have expanded, creating more jobs