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Required information

$[$The following information applies to the questions displayed below.$]$

Delph Company uses a job$-$order costing system and has two manufacturing departments$-$Molding and Fabrication. The company provided the following estimates at the beginning of the year:

$\backslash$table$[[$Machine$-$hours,Molding,Fabrication,Total$],[$Fixed nanufacturing overhead cost,$23,000,30,000,53,000],[$Variable manufacturing overhead cost per machine$-$hour,$$80,000,$$$240,000,$$$1,020,000$

Please help with B$,$ C$,$ and D