A DynamoDB table used for a busy online store is currently set to 3000RCU and 1000WCU and is experiencing performance issues during sale periods, the table has a good Partition and sort key architecture for the read and write workloads. You have identified that the read and write workloads during a sale period increase by 50x and 2x respectively. The sale periods are important to the business and occur twice per month. The business has asked for solutions to accommodate the extra load and while they are willing to spend extra, the solution should be the most economical, what should you suggest? (Select THREE)