This is a personal question, which means that only you can answer it. However, I can give some examples that might help guide your work.
An example of a primary source that you might encounter in your own life is that of a news article. As this article is likely to be written by a reporter witnessing the events, it can be considered a primary source. On the other hand, an example of a secondary source would be a non-fiction book that talks about a historical event. This is because such a book would give a second-hand account of an event based on historical information.
1 the earth is being smooshed by russa and US bombs.
2it is saying that the bombs explosions were too big for the earth.
The answer would be the availability of new farming land in the west, while back east, most of their land had already been taken.
WOW!? That's a lot of questions....:(
The answer is A
he also went down their with them to show that he is not playing around.
