Read the chapter's closing case, and then answer the question. chapter's closing case

Wind power is an important part of the quest for global sustainability. Drivers underpinning global sustainability are complex and multidimensional. What step should managers take to properly prioritize in order to meet corporate social responsibility $($CSR$)$ goals?

a$.$ Measure corporate social performance $($CSP$)$

b$.$ Identify primary and secondary stakeholders

c$.$ Measure environmental, social, and governance $($ESG$)$ performance

d$.$ Participate in socially responsible investment $($SRI$)$