Answer:
To prevent minors from accessing obscene materials online.
I'm going to go with John Locke, not to sure though you should double check to make sure because I might be wrong.
Answer: D. Salt
Explanation:
Zone 2 has a large amount of ocean in it and ocean water is salty which means that it can be harnessed to produce salt. Zone 2 therefore was most probably a major producer of salt.
This goes hand in hand with actual statistics today because a major country in Zone 2 is India and they are currently the world's third largest salt producers.