Select all the correct answers.

Which two research options are examples of secondary sources? Select all the correct answers.

a. a survey by a town’s parks and recreation department
b. a person who works in an organization similar to that of the researcher
c. a periodical about restaurant operations and services
d. a suggestion given to a company by a construction industry expert
e. an encyclopedia article about disaster management

A periodical about restaurant operations and services.

An encyclopedia article about disaster management.

Explanation:

A secondary source is a source which discusses (summarizes, evaluates or retells) the information that was originally presented in a primary source. Secondary source authors did not directly participate in the phenomenon that they are exploring, as opposed to primary source authors, who had a direct connection with it. Secondary sources are journals, articles, encyclopedias, dictionaries, reports, etc.

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explanation: