You’ve read in chapter 5 that common knowledge does not have to be cited in your scholarly work. for each of the following examples, indicate whether it’s common knowledge as defined in chapter 5, or needs to be cited.
a. well-known anthropologist margaret mead did more than anyone to popularize the field of anthropology.
b. many experts agree that finland ranks first in the world in environmental sustainability. c. toronto's current low cost of living and low crime rate make it a great choice for young professionals seeking to relocate. d. the famous naturalist charles darwin was born in 1809.e. scientist alexander fleming won the nobel prize for his discovery of penicillin.

a. common knowledge

b. needs to be cited

c. common knowledge

d. needs to be cited

e. common knowledge

Explanation:

a. Within the field, it should be already known.

b. We don't know who those experts are, so we need citation

c. If the audience is Canadian, for example, this would be common knowledge.

d. Although Charles Darwin is known, the date of his birth is not necessarily common knowledge.

e. It is common knowledge who has won the Nobel Prize.

The correct answer is:  

A. Common knowledge.

B. Needs to be cited.  

C. Needs to be cited

D. Common knowledge  

E. Common knowledge  

Explanation:

As we may know, common knowledge does not need to be cited as it is information widely known and accepted, this kind of information includes: a well-known period, for instance: there are 7 days in a week; also, a well-known historical event or fact: Leonardo Da Vinci was a painter. Information widely known and accepted refers to the information that an average educated reader would accept without needing to verify it from another source. In this context; option A, D and E are considered common knowledge, as they talk about a famous historical person, accompanied of a very basic fact -won the Nobel prize, was born in 1809, did more than any other anthropologist in history-  for you to at least have heard during your high school year(s).

my best guess would be: d allusion

makes the most sense