Need an explanation for this question

Main Manufacturing Corporation reported consolidated revenues of $50,000,000 on its income statement for 20X8. The management of the corporation identified 3 industry segments, M, N, and O. These segments had the following intersegment sales and transfers during 20X8

M 2,000,000

N 2,400,000

O 3,000,000

For Main Manufacturing Corporation, the revenue test would be satisfied if any of its industry segments had revenue equal to or greater than which of the following? Answer is B. $5,740,000