Virtualization is an approach to IT that pools and shares (71) so that utilization is optimized and supplies automatically meet demand. Traditional IT environments are often silos, where both technology and human (72) are aligned around an application or business function. With a virtualized (73) , people, processes, and technology are focused on meeting service levels, (74) is allocated dynamically, resources are optimized, and the entire infrastructure is simplified and flexible. We offer a broad spectrum of virtualization (75) that allows customers to choose the most appropriate path and optimization focus for their IT infrastructure resources.
（71）（）
A.advantages
B.resources
C.benefits
D.precedents
参考答案：B
解析：
(71)～(75)参考译文
虚拟化是IT行业缓存和共享资源的一种方法，通过这种方法可以更好地利用资源，并且自动提供资源以满足需求。传统的IT环境通常是一个竖井，技术和人力资源都是围绕应用或商业功能来安排的。利用虚拟化的架构，人员、过程和技术都集中于满足服务的程度，生产量被动态地分配，资源得到优化，而且整个架构得以简化，变得很灵活。我们提供了广泛的虚拟化解决方案，允许客户为他们的IT资源的基础架构选择最适用的路线和优化的重点。