Answer:
Some of the modern tribes who are descendants of the Moundbuilders include the Cherokee, Creek, Fox, Osage, Seminole, and Shawnee.
Explanation:
John F. Kennedy predicted that america would have a man on the moon before the end of the 60's.
The correct answer is <span>b methodically purging potential rivals
In these purges millions of people died. Many of them would just disappear over night while other would be sent to Siberia into Gulags or to work until they die in mines and similar projects. He would even remove them from history by removing them from pictures and destroying everything they ever had or wrote or built.</span>
Here are some of the weapons first used in WWI. Airplanes, Derigables, poison gas, flamethrower, and tanks. Other weapons that were invented before the war but not used on a wide scale or were not reliable until WWI were the machine gun, submarines, torpedoes, small mortars and very large caliber artillery. WWI also saw the use of the radio for the first time in combat conditions.