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Your company currently manages MySQL databases hosted on EC2 instances, providing full administrative control over their operation. These databases are queried by applications running on other EC2 instances, which are organized within an Auto Scaling Group (ASG). The data retrieved from these queries is utilized to present information on dashboards, which are accessed through mobile phones, tablets, and web browsers.
Your manager has requested that the Auto Scaling Group should dynamically scale in response to the number of incoming requests per minute. What steps can you take to achieve this?
A
Attach additional Elastic File Storage
B
Attach an Elastic Load Balancer
C
You enable detailed monitoring and use that to scale your ASG
D
You create a CloudWatch custom metric and build an alarm to scale your ASG