The major events that increased polarization on the world stage from the close of world war II through 1961 had to do with the Cold War between Russia and the US--primarily proxy wars such as the Korean War.
I wanna say the answer is d
Overall, democracy is the best form of government, because it is morally the most justifiable, although democratic governments today can be improved.
Hope that helps
"China had limited trade <span>opportunities with other civilizations, but Egypt had several" would be the best option from the list, since China was more isolated and Egypt at the Nile at its disposal. </span>