External revenue reported by operating segments must be at least

a. $22,500,000

b. $15,000,000

c. $12,500,000

d. $37,500,000 Items are based on the following:

Grum Corp., a publicly owned corporation, is subject to the requirements for segment reporting. In its income statement for the year ended December 31, 2010, Grum reported revenues of $50,000,000, operating expenses of

$47,000,000, and net income of $3,000,000. Operating expenses include payroll costs of $15,000,000. Grum’s combined identifiable assets of all industry segments at December 31, 2010, were $40,000,000. Reported revenues include

$30,000,000 of sales to external customers.