How were indus valley cities different from cities of other early civilizations?
a.
they developed near rivers.
b.
they were home to a large population.
c.
they were fortified with large stone walls.
d.
they were neatly planned.

Which answer best describes the u.s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.