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A business has an application that creates a 15-minute weather prediction with a resolution of 1 billion distinct locations, each around 20 bytes in size (20 Gigabytes per forecast). Each hour, roughly 5 million times (1,400 requests per second) the prediction data is accessed worldwide, and up to ten times more during severe weather occurrences. Each update overwrites the predicted data. Users of the present weather forecast program anticipate receiving results to inquiries in less than two seconds. Which architecture satisfies the specified request rate and response time requirements?