Answer:
D. More store-bought clothing became available.
Explanation:
In the 19th century the more technology advanced, the more products workers, industries and factories could supply. There was in increase in the amount of store bought clothing.
D. More store-bought clothing became available
B
Emperor Justinian I was the Byzantine Emperor who became famous for codifying Roman laws.
D. It's the most plausible answer, plus I'm studying the Cold War too.