How did the Song dynasty survive despite military setbacks? O A They paid tribute taxes to the forces that had defeated them.
O B. They broke apart the countries they controlled into smaller Kingdoms that would be easier to defend.
OC. They encouraged innovation in technology and agriculture and supported an extensive trading system,
D. They adjusted their social structure, making it easier for lower-class peasants to move up in society to become gentry.

        i'm fairly sure that the correct answers are 2 and 3.

        i used both my knowledge of world history and the process of elimination to obtain these answers. option 1 cannot be a possible selection because the mandate of heaven belongs to ancient chinese philosophical belief. option 4 sounds like it would benefit the region than detriment it. however, both 2 and 3 explain a potential reason for what could have contributed to the fall of the roman empire.

      hope this ! if i were you, i'd get a second opinion, because i haven't taken this course for a year. best of luck!

***websites that me understand the curriculum better last year are and ***

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same