Which of the following descriptions of the Swift architecture is incorrect?

Which of the following descriptions of the Swift architecture is incorrect?
A . The access layer mainly includes Proxy Node and Authentication
B . The storage layer is responsible for the storage of object data.
C . The storage layer can use Memcached (a high-performance distributed memory object caching system) to cache data and objects.
D . Swift can be divided into an access layer and a storage layer architecturally.

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Answer: C