Which of the Following Best Describes the "Disruptive" Nature of Social

Which of the following best describes the "disruptive" nature of social entrepreneurship?

A) An employee from the mailroom who comes up with a brilliant idea,shares it with the CEO,and is promoted to a VP position.
B) A group of entrepreneurs who raise $1 million dollars to continue funding AIDS research in Africa.
C) A group of entrepreneurs who design a product that will be powered by solar energy,require a 4th grade education to fix,will cost $10 and will provide safe drinking water to villages all across Asia.
D) A group of scientists who create a cure for malaria in a lab and decide to hold on to the idea until the time is right for them to release it independent of their current employers.
E) A group of young business people spend $100,000 of borrowed capital to develop a fuel-efficient car,and then donate the car and the design plans to the Smithsonian.