thE EArly rAilroADs wErE ConnECtED short linEs in thE Existing ArtEriEs oF trAnsportAtion: roADs, turnpikEs, CAnAls, AnD othEr wAtErwAys.
A．short linEs thAt ConnECtED
B．thosE short FinEs ConnECtED
C．ConnECtED By short linEs
D．short ConnECtED linEs