Middle passage is the answer................
Answer:
Gunpowder, compass, and water-powered clock.
Explanation:
These three items were most demandable in trade from China. These brilliant inventions are still used today. Hope this helps!
Colonialism intensified after World War I because colonial powers such as England and France emerged from the war weakened and close to bankruptcy. Consequently, they believed that colonialism would help them on their path to economic recovery and survival as international powers.
So basically not communicate with another individual !