Net Income Planning Selected operating data for Venora Company in four independent situations are shown below. Fill in the blanks for each independent situation. A B C D $370,000 $ C. $ e. $420,000 $ a. $ f. $ g. $ b. Sales Variable expense Fixed expense Net income (loss) before tax Units sold Unit contribution margin Contribution margin ratio $53,000 $56,000 $16,000 $240,000 $ 103,000 $180,000 $(12,000) $45,000 7,000 $20 d. $9 0.7 h