Which AWS service offers a global content delivery network (CDN) that helps companies securely deliver websites, videos, applications, and APIs at high speeds with low latency?

Explanations:

Amazon EC2 (Elastic Compute Cloud) is a service that provides resizable compute capacity in the cloud, but it does not function as a CDN.

Amazon CloudFront is a global content delivery network (CDN) that securely delivers websites, videos, applications, and APIs with high speed and low latency.

Amazon CloudWatch is a monitoring and management service for AWS cloud resources and applications, not a CDN.

AWS CloudFormation is a service that helps you model and set up your AWS resources, but it does not provide CDN capabilities.