Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

A CFA Institute member would violate the standard for material nonpublic information by:
Option A:conducting price distortion practices.
Option B:inappropriately causing others to act.
Option C:inadequately maintaining investment records.

Answer: B