You can infer that they had a very strong economy because they did not need to expand their own economy. They stole from others.
Answer: A marble temple that stands at the edge of the sea.
Explanation:
It is part of the monumental temple built by this civilization. The temple was built in several stages and contained a component connected to the beaches. This building is connected to the beaches and has the appearance of the letter U. The interior of this building is imbued with the sacred elements and religious habits of the people. The site is today under UNESCO protection.
The company towns reinforced it by having special wages for people of different ethnicity or by racially profiling and segregating those that they didn't want to be equal with Caucasian workers. This caused an even bigger drift between people and distrust to arise.