[单选] What allows for a higher level of systems management capability that reduces the risk of changeas well as management and administrative costs？（）

利率预期假说不能解释不同期限债券的利率往往是共同变动的这一经验事实。 正常凝固 To provide efficient roaming between the cells， which percent of cell overlap is recommended for2.4 GHz and 5 GHz access points？（） 5 to 10 percent for both 2.4 GHz and 5 GHz。 10 percent for both 2.4 GHz and 5 GHz。 20 percent for 2.4 GHz and 15 to 20 percent for 5 GHz。 20 percent for 2.5 GHz and 10 percent for 5 GHz。 Which three characteristics are indicators that a potential SMB customer is in the SBR-defined growth phase? （） focusing on becoming more efficient。 wanting greater connectivity for customers。 requesting convergence of voice and data。 providing a customer with a basic up-to-date website。 needing rapid secure access to customer history, data, or buying behavior。 因为情绪需要及时疏泄，因此当我们出现不良情绪时要及时宣泄，越早越好。（） What allows for a higher level of systems management capability that reduces the risk of changeas well as management and administrative costs？（）