The cloud infrastructure team at Global Dynamics is tasked with improving the failover capabilities of their web application. Global Dynamics needs to automatically failover to their backup region with an RTO of less than 15 minutes, using their existing EC2 instances behind an ALB, RDS Multi-AZ database with a read replica, and Route 53, all while avoiding an active-active setup due to budget constraints. What should a solutions architect recommend to meet these requirements?