Which materials are considered secondary data?  2022 latest answers   

a. Photos and letters given to you by another person  

b. Books and articles written by other authors about their studies  

c. Information that you have gathered and now have included in your results  

d. Responses from participants whom you both surveyed and interviewed  

 What method did researchers John Mihelich and John Papineau use to study Parrotheads?  

a. Survey  

b. Experiment  

c. Web Ethnography  

d. Case study