What ethical responsibility does the consultant have in the relationship with the client company?

What ethical responsibility does the consultant have in the relationship with the client company? Are there any industry-specific ethical standards that should also be considered? Are any industry-specific ethical standards impacting productivity at the organization in the case study? Provide at least two peer-reviewed sources as evidence to defend your conclusions.  Please make sure that Sanderson Soaps is involved in this discussion but NO recommendations.