A company uses Amazon DynamoDB as a data store for various kinds of customer data, such as user profiles, user events, clicks, and visited links. Some of these use-cases require a high request rate (millions of requests per second), low predictable latency, and reliability. The company now wants to add a caching layer to support high read volumes.
As a solutions architect, which of the following AWS services would you recommend as a caching layer for this use-case? (Select two)