单选题Which network technology addresses these customer business needs: shrinking budgets and ITstaffs, more complex networks, and an increased need for network security?（）A Optical networkB Storage-area network (SAN)C Content delivery network (CDN)D Network
题目
单选题
Which network technology addresses these customer business needs: shrinking budgets and ITstaffs, more complex networks, and an increased need for network security?（）
A
Optical network
B
Storage-area network (SAN)
C
Content delivery network (CDN)
D
Network management