Question

Some way stations along the Silk Road _____.

became modern cities
belonged to nomadic herders
had high population density

Answer 1

They had high populations.

Answer 2

Some way stations along the Silk Road became modern cities. A lot of people wants to modernize their place not knowing that they are actually losing the real beauty of their place by building something that they thought would make their place beautiful by modernizing it but it does not.