they are selected when citizens of a nation vote for them to be elected, by popular demand of the people(democracy) i hope that helps
One result of the Chinese not modernizing was they lost the "Sino - Japanese"
The correct answer among all the other choice is D. U.S. naval blockade of Cuba. This event resulted in the greatest threat of nuclear war. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
I believe the answer is C. the Jamestown settlement. If not its D.