Answer: Angle and Ellis island is a center of immigration that welcome foreigners.
Explanation: Angle and Ellis island is a center of immigration that welcome foreigners. Immigrant from about eighty countries passed through the small immigration station off the San Francisco coast before entering the U.S especially the Chinese immigrant. The purpose of setting up the island is to investigate Chinese who had been denied entry through the Chinese exclusion act. The islands served their purpose for more than 60 years before it was closed indefinitely.
The answer is in the text.
37=A the impact was definitely beneficial
The best explanation why the area between Spain and Gaul was not part of the Roman empire until that later period was a culmination from both undesireability and difficulty in accessing this region due to its mountaineous nature. So I would wager the answer being both C and D - undesireability and difficulty in access.
