Narrative of the life of fredrick douglass, an american slave by fredrick douglass
would be
primary source
secondary source

Primary source.

Explanation:

As this particular piece of literature was written by Fredrick Douglass himself, it is considered a primary source.

As per source of: https://libguides.ithaca.edu/research101/primary

"A primary source provides direct or firsthand evidence about an event, object, person, or work of art."

Primary source

Explanation: The book was written by himself

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)

the correct answer is a