Answer:
A: They had no written language, so there was no way to preserve the information.
Explanation:
Answer:
a. Czechoslovakia
Explanation:
<em>"On August 20, 1968, the Soviet Union led Warsaw Pact troops in an invasion of Czechoslovakia to crack down on reformist trends in Prague. Although the Soviet Union's action successfully halted the pace of reform in Czechoslovakia, it had unintended consequences for the unity of the communist bloc."</em>
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more detailed info found here; <em>https://history.state.gov/milestones/1961-1968/soviet-invasion-czechoslavkia</em>
Craig Kielburger was motivated to start the organization when he was 12 and read a story about a Pakistani boy who died due to child labor. He decided to create the organization and raise awareness in North America about this problem and how it can be stopped. Now it deals with many more things like education and youth empowerment, not just preventing child labor.
D.The new canals increased production cost.
How i know this:I took the test
