I believe the answer you are looking for is B<span />
A massive topic for this could be oil. You could talk about OPEC and the different types of technologies involved
Answer:
Explanation:
The medieval Russian state was left vulnerable to invasion because of fighting between noble families and because of declining trade with the fading Byzantine Empire. The Mongols easily overwhelmed the Russians. The effects of their rule were mixed: while they brought peace to Eurasia and opened up trade routes for Russian traders in this region, they also imposed cumbersome tribute payments, established a precedent of absolutist, centralized rule, and cut off contacts with Europe, slowing the spread of scientific and artistic advancements.
D. It was an area Germans lived in but was owned by Czechoslovakia
The Sudetenland used to be former territory of the German Empire. Adolf Hitler had expanded German territories through aggressive-diplomacy which Britain and France had tried appeasement.
