A) 6 Tribal Agencies and 7 Frontier Regions
B) 7 Tribal Agencies and 9 Frontier Regions
C) 7 Tribal Agencies and 6 Frontier Regions
D) 6 Tribal Agencies and 4 Frontier Regions
A) 6 Tribal Agencies and 7 Frontier Regions
B) 7 Tribal Agencies and 9 Frontier Regions
C) 7 Tribal Agencies and 6 Frontier Regions
D) 6 Tribal Agencies and 4 Frontier Regions