Which of the Following Was the Result in Bilski V

Which of the following was the result in Bilski v.Kappos,the case in the text involving whether a business process explaining how buyers and sellers of commodities in the energy market can use hedging to protect against price fluctuations is patentable?

A) The court ruled that the claimed invention was a patent-eligible process.
B) The court ruled that the claimed invention was not a patent-eligible process because it was an abstract idea.
C) The court ruled that the claimed invention was not a patent-eligible process because under federal patent law, no business methods may be the subject of patents.
D) The court ruled that more information was needed regarding expected profits before a determination could be made as to patentability.