In a network flow problem, what represents junction points connecting branches?

In a network flow problem, what represents junction points connecting branches?Group of answer choicessinksswitchesnodesvertices

Network nodes represent junction points connecting branches.Group of answer choicesTrueFalse

In a network flow problem, what connect nodes and show flow from one point to another?Group of answer choicesstreamsarcspulleysbranches

Which network model is used to identify the shortest branch from the origin node to each node in a network?Group of answer choicesshortest routetransshipmentminimal spanning treemixed integermaximal flow

Define Flow Network