单项选择题
UsingJobSchedulingConsole,howcantheexternalsuccessorchainbeviewedwhenajobneedstobecanceled?()
A.usingtheHyperbolicViewer
B.openingtheImpactviewanddisplayingthesuccessors
C.openingtheJobStreamInstanceeditorforitsJobStreamInstance
D.openingtheDependencieswindowanddrillingdowntothesuccessors