<span>the establishment of the League of Nations</span>
Answer:
THINK - The trade routes of Ancient Africa played an important role in the economy of many African Empires. Goods from Western and Central Africa were traded across trade routes to faraway places like Europe, the Middle East, and India.
WONDER - Serengeti Migration
Hope this helps
B. The trenched soldiers feel victim to being stuck in their positions fruitlessly pushing back and forth