Question

Maryland and Illinois were connected through the

U.S. National Railroad
U.S. National Skyway
U.S. National Canal
U.S. National Road

Answer 1

Answer:

I think us national skyway

Answer 2

$\downarrow\mid{\mathcal{\color{darkblue}{AN}{\color{blue}{SW}\blue{ER}}}}\downarrow\mid$

Maryland and Illinois were connected through the U.S. National Road.

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HOPE IT HELPS

MARK BRAINLIEST PLS :)