When unit sales are constant, but the number of units produced fluctuates and everything else remains the same, net operating income under variable costing will: multiple choicebe greater than net operating income under absorption costing. fluctuate in direct proportion to changes in production. remain constant. fluctuate inversely with changes in production.

The stock of grommet corporation, a u.s. company, is publicly traded, with no single shareholder owning more than 5 percent of its outstanding stock. grommet owns 95 percent of the outstanding stock of staple inc., also a u.s. company. staple owns 100 percent of the outstanding stock of clip corporation, a canadian company. grommet and clip each own 50 percent of the outstanding stock of fastener inc., a u.s. company. grommet and staple each own 50 percent of the outstanding stock of binder corporation, a u.s. company. which of these corporations form an affiliated group eligible to file a consolidated tax return?