Answer:
Explanation:
- famine; great economic turmoil;
-decline of peasants after population;
-plague eliminates serfs, serfs become peasants
-lower classes started to rise, but the higher class nobles pushed them back down
Learned how to grow olives and grapes, and also borrowed the Greek alphabet
C) populism
For future reference: an easy way to remember the causes is to use the acronym MAIN (as in the MAIN causes) to remember that they are militarism, alliances, imperialism, and nationalism.
Hope this helps :)