A - Pacific OceanB - Gulf of MexicoC - Atlantic Ocean
A - Appalachian MountainsB - Sierra Nevada
C- Rocky MountainsD - Cascades
A- Pacific Coast B – Rocky Mountain Region
C- Interior Plains RegionD - Appalachian Mountain
E - Coastal Plains
A - Missouri RiverB - Mississippi River
C - Ohio RiverD - St. Lawrence RiverE - Rio Grande River
A – Los AngelesB – New Orleans
C – BostonD – New York CityE – Philadelphia
F – Washington D. C.