The free bird is portrayed as a bold bird, that know that the sky is his to take, and the world is his to discover, to experience, the best description of the free bird on Maya Angelous´s poem is dares to claim the sky, as he is brave enough to do so.
The fact that it has the word "extraneous" in it should be enough to prove my point. In no situation should an essay be difficult to read or understand, given that the point of an essay is to educate.
The main idea would be how problems of the past influenced the making of paper money. Paragraph 14, “But eventually people got tired of carrying around all that metal.”