Answer and Explanation:
Cleft sentences are used to connect something previously understood to new information or to emphasize something by placing it in a different clause. When we use this type of structure, we are basically dividing a piece of information into two clauses. It is common to use <em>it</em> or <em>wh-</em> words to form the cleft sentence.
1. I don't like a manager who acts like a tyrant. = What I don't like is a manager who acts like a tyrant.
2. We're looking for someone who is a team player. - What we are looking for is someone who is a team player.
3. He would prefer to walk to the theater. - What he would prefer is to walk to the theater.
4. She wrote the most popular mystery novel of the year. - It was she who wrote the most popular mystery novel of the year. / What she wrote was the most popular mystery novel of the year.
5. We saw the most dangerous snake in the world. - What we saw was the most dangerous snake in the world. / It was the most dangerous snake in the world that we saw.
6. She had a terrible case of the flu. - What she had was a terrible case of the flu.
7. I don't understand why someone took my headphones. - What I don't understand is why someone took my headphones.
in Joy Harjo's "New Orleans", the line "beaten silver paths" refers to the streets of such city. She remembers of certain Spanish conqueror, De Soto,who came to this lands searching for, and constantly states that he wouldn't find it here. Maybe is a mock to that fact.
The "silver blades and crosses" refers to the sword and crucifix of the conqueror, who drawn in the Mississippi river which dreamt of those items. Maybe this means that the streets of New Orleans were made of the things and dreams of the many conquerors who came to that land in search for gold and failed.
It is c. you want to draw the attention of the reader in the intro.