Which of the Following Is an Example of Ratings and Rankings

Which of the following is an example of ratings and rankings of the level of corporate social responsibility of companies?

A) a Time Warner press release discussing advances in corporate citizenship
B) The founder of Clif Bar, Inc. won the Business Ethics Award given by Business Ethics magazine.
C) A regional heating fuel supplier performs a social audit of how resources such as funding and manpower have been applied to the goals of corporate social responsibility.
D) The Bill and Melinda Gates Foundation, started by Microsoft chairman Bill Gates, has begun an initiative for a malaria vaccine, which has had a positive impact on the public perception of Microsoft.