You are responsible for a media-serving website backed by a database that has a global user base. The fleet of EC2 instances serving the website is responding well to requests from the , but requests from the EU are taking nearly five times as long to receive a response. Data-base CPU utilization stays between 70% and 90% throughout the day. What suggestions would you make to attempt to improve performance of this website? (Choose two.)
A. Install ElastiCache in front of the RDS instance to cache common queries and reduce database reads and therefore overall load.
B. Set up CloudFront to enable caching of data at edge locations closer to the EU user base.
C. Set up an Auto Scaling group with low CPU thresholds to scale up the EC2 instances.
D. Create additional EC2 instances that will serve the website, and locate them in a
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