The answer should be B! It's actually kinda funny. Northerners thought that the Confederate army would be easily defeated and that the Civil War was going to begin and end at the Battle of Bull Run. So, lots of spectators watched, but they were quickly proven wrong, as the war lasted for years.
they can use phone to text, to record something that is important and they can use phone camera to video all the thing that they do. and they can post those easier now.
Southwest Native Americans lived in Adobe homes. These houses had many levels in them and were made from clay and straw bricks. They were cemented together with adobe.