单选题

Joyce La Valle, CFA is a portfolio manager at a global bank. La Valle has been told she should use a specific vendor for equity investment research that has been approved by the bank's headquarters. Because La Valle is located in a different country than the bank's headquarters, she is uncomfortable with the validity of the research provided by this vendor when it applies to her country and would like to use a local vendor on whom she has already conducted due diligence. Which of the following actions concerning the research vendor should La Valle most likely take to avoid violating the CFA Institute Standards of Professional Conduct?

A、 Use the local research vendor.
B、 Use the bank-approved research vendor.
C、 Use both the local and the bank-approved research vendors.

【正确答案】 A

【答案解析】

A is correct. When a member has reason to suspect that either secondary or third-party research or information comes from a source that lacks a sound basis, the member must not rely on that information as indicated by Standard V(A) Diligence and Reasonable Basis.