Which statement describes tiered storage?

An infrastructure designed to lower the overall cost of storage by placing volumes on "fit for purpose" storage based on defined cost, availability, and performance requirements.

An infrastructure designed to place data on the storage devices that have the lowest price per megabyte ratio.

An infrastructure designed to place data on different storage devices to ensure a heterogeneous model.

An infrastructure designed to place data on different storage devices to ensure a homogeneous model.