单项选择题

A large retailer wants to consolidate tape libraries. They currently have a Quantum library for theirUNIX platforms, and an STK library for their System z. They have a total of 12 drives in the twolibraries. Which IBM solution would be the most cost effective and satisfy the requirement?（）

A.Virtual Tape Server
B.IBM TS3584 with TS1130 drives
C.IBM TS3310 with 12 LTO-5 drives
D.IBM TS3400 with either LTO-5 or TS1130 drives installed

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