正解:C
A Storage Area Network (SAN) is primarily used for data archiving and large-scale storage. SANs provide high-speed, block-level storage for enterprise environments.
* Why Not A (PAN): Personal Area Networks are for connecting personal devices like phones and smartwatches.
* Why Not B (MAN): Metropolitan Area Networks are for city-wide data communication, not storage.
* Why Not D (LAN): Local Area Networks are for general connectivity, not dedicated storage.
* Why Not WAN: Wide Area Networks are for connecting geographically dispersed networks, not storage.
CompTIA A+ Exam Reference: Core 1 (220-1101), Section 2.7, network types and purposes.