Which of the Following Is an Example of an Effort

Which of the following is an example of an effort to decrease human capital differences between an advanced and a developing economy?

A) Habitat for Humanity builds houses for low income families in the United States.
B) Colorado State University developed efficient and inexpensive cook stoves which are distributed to poor families in Africa and Asia.
C) Creating Hope International trains women in Afghanistan to become tailors.
D) The Grameen Bank provides small business loans to very poor women in Bangladesh.
E) Intel donates money to a fund that provides safe drinking water in Nepal.