In the context of $\_\_\_\_\_\_\_,$ one of the most important areas in which an organisation can improve governance and ensure that ethical principles are applied is $\_\_\_\_\_\_\_.$

Select one:

a$.$

procurement; supplier selection

b$.$

procurement; public procurement

c$.$

supply chain management; private selection

d$.$

Broad$-$Based Black Economic Empowerment; outsourcing to disadvantaged suppliers