Which of the Following Is True of the Bottom of the Pyramid

Which of the following is true of the bottom of the pyramid?

A) It is a market segment that has been tapped into and depleted.
B) It consists of people who have easy access to luxury goods.
C) It comprises people who have easy access to the basic amenities of life.
D) It is considered a source of fresh growth opportunities.
E) It is a market segment which has insignificant purchasing power.