Answer:
There are many benefits!
Explanation:
Benefits can include on helping the economy if it's struggling and improve life overall for people living in the specific region you are talking about. Also it can help the government out and strengthen it to be better, other things also are like, trade, health care, and rights to vote. There can be cons as well as culture loss, language barriers, as well as no longer being independent anymore. I hope this helped sorry its a little everywhere. :)
The answer is the last option, Dr. Luther King believed in protesting though peace, not violence
Is 3 the battle against the plague
I think it would be China because it's the most developed country in Asia and is a very big impact on international trade.