预警信息管理系统以管理信息为基础，专用于预警管理的信息管理，主要是( )。

A．弥补人性格上的缺陷

B．对事故的不良趋势进行预防

C．提供对策措施

D．监测外部环境与内部管理的信息

There are several steps that can be taken, of which the chief one is to demand of all the organizations that exist with the declared objectives of safeguarding the interests of animals that they______clearly where they stand on violence towards people.

A．will declare

B．should declare

C．have declared

D．are declaring