Barnet Co. has distinct operating unit in its operations. Each of these components of the business reports its activities and its financial information to the chief operating decision maker. The company has no foreign operation, sales,or major individual customer. Below is information provided by Barnet's operating units (in million $).

Reporting Unit	Total Revenue	External Revenue	Affiliated revenue	Income	Assets
A	4,200	3,000	1,200	1,200	15,900
B	500	200	(300)	(300)	6,700
C	800	650	150	250	4,420
D	1,400	800	600	510	7,800
E	2,300	1,200	1,100	(900)	6,500
F	5,000	4,000	1,000	2,600	28,600

Identify which of the above segments meets the quantitative threshold for revenues, profits / losses, and assets.