Which of the Following Is a Similarity Between Third-Party Data

Multiple Choice

Which of the following is a similarity between third-party data sources and fourth-party data sources?

A) Both data sources may have some firsthand knowledge of the subject's activities.
B) The information collected from both data sources does not reflect the actual activity of the subject.
C) Data received from both data sources fall under the category of secondary research.
D) Both data sources may involve associated costs.