[问答题] 简述土地经济供给的影响因素。

清朝实行“更名田”和“摊丁入亩”，其共同作用是①缓和了阶级矛盾②放松了对农民的人身控制③调整了生产关系④调动了农民的生产积极性（）。 ["①②③","②③④","①③④","①②③④"] Refer to the exhibit. Which of these statements correctly describes the state of the switch once the boot process has been completed?（） ["As FastEthernet0\/12 will be the last to come up, it will not be blocked by STP.","Remote access management of this switch will not be possible without configuration change.","More VLANs will need to be created for this switch.","The switch will need a different IOS code in order to support VLANs and STP."] 切割面质量是综合气割面平面度切口纹深度和缺口（）三项参数指标。 ["熔渣脱落程度","最小间隙","熔化度","最大间隙"] 线路中断，铁路组织绕道运输时，在绕道径路中，旅客可以要求退票。（） What MSDP solution provides the abiltiy to place the same ip RP address on the loopback of two or more routers？ 简述土地经济供给的影响因素。