The first human remains were found in Ethiopia, which is in Africa
i think its b but i ould b completly wrong
Person above needs brainliest
Answer:9/11 was a terrorist event that changed the United States forever.
Explanation: National Security increased significantly after 9/11 and terrorism has been dealt with extremely different than it did pre-9/11
It is true. It didn't replace muzzle loading rifles, but rifled guns were used in the Civil War, especially the Cavalry of the Union Army.