Which of the following is a primary source that could be used to learn about the american civil war?
a. letters from soldiers to their families
b. an encyclopedia's summary of the civil war
c. folktales from battles
d. a biography of general robert e. lee

answer: c

explanation:

its just the right answer

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.