In the 2017 UN Working Paper Entitled "On the Role

In the 2017 UN working paper entitled "On the Role of Central Banks in Enhancing Green Finance," the UN stated that central banks would have what kind of role in addressing environmental concerns?

A) Central banks would need to enforce regulations at commercial banks regarding environmental goals.
B) Central banks would need to develop sustainability targets as their new primary goal.
C) Central banks would need to develop sustainability targets and create new policy tools to meet those targets.
D) Central banks would need to develop sustainability targets and governments would create new policy tools to meet those targets.