4.
CANADA
MAINE
NEW HAMPSH
AMINT
MINNESOFA
TIRRITORY
WISCONSIN
MICHGAY
UNORGANIZED TERRITORY
IOWA
MISSOUR
ARKANSAS
LOUISIANA
TEXAS
M
NUCKY
TINNEASE
ALABAMA
EORGIA
THE GROWTH OF RAILROADS, 1840
Railroads in 1860
Principal east-west lines
FLORIDA
YORK
INLAND
CONNECTICUT
NEW ERSEY
LAWARE
MARYLAND
BC
NORTH
CAROLINA
SOUTH
CAROLINA
ATLANTIC
OCEAN
Based on the map, which statement is a valid conclusion?