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【单选题】
According to the text, what is an ethical responsibility of a research agency?A.
To use all forms of data, as well as data obtained from any source — internal or external.
B.
Discussion about all issues surrounding the relevance and accuracy of the secondary data used with the client should be done only when required by law.
C.
After a detailed analysis of secondary data has been conducted, the researcher should reexamine the collection of primary data stipulated in the proposal.
D.
Privacy related to the client's issues is not as important as safe keeping of the client's databases.
E.
B and D are valid statements.
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