A gaming company has recently acquired a successful iOS game, which is particularly popular during the holiday season. The company has decided to add a leaderboard to the game that uses Amazon DynamoDB. The application load is expected to ramp up over the holiday season.
Which solution will meet these requirements at the lowest cost?

A. DynamoDB Streams
B. DynamoDB with DynamoDB Accelerator
C. DynamoDB with on-demand capacity mode
D. DynamoDB with provisioned capacity mode with Auto Scaling