Which of the Following Statements Is True of the Trade

Which of the following statements is true of the Trade Related Aspects of Intellectual Property Agreement?

A) It permits nations to issue compulsory licenses when a patent holder does not make patented goods available to the public.
B) It prevents least developed nations from using compulsory licenses to guarantee the production of low-cost drugs.
C) It prevents developing nations from installing safeguards as protection against low-cost drugs being resold in the developed world.
D) It permits the developed nations to issue inventor's certificates which would entitle its holder to exclusive use of the creation.