A solutions architect is helping a developer design a new ecommerce shopping cart application using AWS services. The developer is unsure of the current database schema and expects to make changes as the ecommerce site grows. The solution needs to be highly resilient and capable of automatically scaling read and write capacity.
Which database solution meets these requirements?
A . Amazon Aurora PostgreSQL
B . Amazon DynamoDB with on-demand enabled
C . Amazon DynamoDB with DynamoDB Streams enabled
D . Amazon SQS and Amazon Aurora PostgreSQL
Answer: A
Explanation: https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/bp-general-nosql-design.html