Walsh Corporation has two major business segments: Consumer and Commercial. Data for the segments and for the company for March appear below: Sales revenues, Consumer $ 680,000 Sales revenues, Commercial $ 280,000 Variable expenses, Consumer $ 394,000 Variable expenses, Commercial $ 143,000 Traceable fixed expenses, Consumer $102,000 Traceable fixed expenses, Commercial $ 45,000 In addition, common fixed expenses totaled $210,000 and were allocated as follows: $122,000 to the Consumer business segment and $88,000 to the Commercial business segment. A properly constructed segmented income statement in a contribution format would show that the net operating income of the company as a whole is: Select one: O a. $(144,000) O b. $423,000 Oc. $66,000 Od $276,000