Which three statements about BGP confederation and route reflectors are true? () ["Clusters are used in confederation schemes to avoid loops.","BGP network can have a confederation within a route reflector area.","An internal BGP network cannot have a route reflector within a confederation.","An internal BGP network can have a route reflector within a confederation.","Clusters are used in route reflector schemes to avoid loops.","BGP network cannot have a confederation within a route reflector area."]
气缸垫气道与水道烧穿时,会导致发动机排气冒()。 ["黑烟","白烟","蓝烟","蒸汽"]
财务分析主体是()。 ["股东","政府","债权人","公司的决策管理者"]
A国外贸公司甲为B国进口商乙申请了10万美元的信用限额。但该公司向甲方出口了20万美元的货物,由于A国与C国发生战争导致甲公司损失15万美元。保险公司在赔偿时最多能赔多少?
大麦发芽过程中主要产生哪些酶类?各有什么功能?
认知学派中,()提出人的学习、心理的发展就是个人的图式不断丰富、建构、提高、发展的过程;()主张采用发现法;()提出的有意义学习和“先行组织者”理沦。人本主义心理学家()提出了“非指导性教学”的主张。