How do the locations of ancient and modern indian cities
differ?

a. ancient cities developed only in inland regions, while
modern cities developed along the coast.

b. ancient cities developed in mountains, while modern
cities developed along the ganges river.

c. ancient cities developed along the arabian sea, while
modern cities developed mainly on the bay of bengal.

d. ancient cities developed mainly along the indus river,
while modern cities developed near different bodies of
water.