Your company uses DHCP to lease IPv4 addresses to computers at the main office.A WAN link connects the main office to a branch office. All computers in the branch office are configured with static IP addresses. The branch office does not use DHCP and uses a different subnet. You need to ensure that the portable computers can connect to network resources at the main office and the branch office.How should you configure each portable computer？（）
A、Use as tatic IPv4 address in the range used at the branch office.
B、Use an alternate configuration that contains a staticI Paddress in the range used at the main office.
C、Use the address that was assigned by the DHCP server as astatic IP address.
D、Use an alternate configuration that contains a staticI Paddress in the range used at the branch office.
目前我国广告公司的主要类型有（）
A、大型的、综合性的
B、合资的
C、中小型的
D、广告作业机构
接染
在实验研究中，不仅要求有对照，还要求各组间除了处理因素外，其他可能产生混杂效应的非处理因素在各组中（对照和实验组）尽可能保持一致，保持各组的均衡性，这就是（）
A、对照性原则
B、随机化原则
C、重复性原则
D、典型性原则
最保守的观点认为，在（）个国家或地区以上拥有从事生产和经营的分支机构才算是跨国公司。
A、2个
B、3个
C、4个
D、6个
