Which of the following services will automatically scale with an expected increase in web traffic?

Which of the following services will automatically scale with an expected increase in web traffic?
A . AWS CodePipeline
B . Elastic Load Balancing
C . Amazon EBS
D . AWS Direct Connect

Answer: B

Explanation:

Reference: https://aws.amazon.com/elasticloadbalancing/

Automatically scale your applications Elastic Load Balancing provides confidence that your applications will scale to the demands of your customers. With the ability to trigger Auto Scaling for your Amazon EC2 instance fleet when latency of any one of your EC2 instances exceeds a preconfigured threshold, your applications will always be ready to serve the next customer request

https://aws.amazon.com/ebs/