单项选择题 的意思是（）

问答题 试述控制性降压对脑动脉瘤手术有那些有利方面？

问答题 Your company has a main office that contains 225 client computers. The client computers are located on a subnet that uses the network ID of 10.10.1.0/24. The company plans to open two branch offices. The offices will be configured as shown in the following table. You need to select a network prefix for each office to ensure that there are enough IPv4 addresses for each client computer. The solution must minimize the number of unused IP addresses. Which network prefixes should you select? To answer, drag the appropriate network prefix to the correct branch office in the answer area.