You are considering buying a patent giving you the exclusive right to invest in the production of a new drug over the next 10 years. The NPV of investing the production now is negative but might be positive if costs go down in the future. Mark the correct statement bellow. A) The value of this patent is $0 B) The value of the patent increases with the volatility of the future demand for the product C) The value of the patent is proportional to the past investment in R\&D for its development D) The value of the patent is independent of interest rates E) The value of the patent is higher if there are substitutes in the market developed by competitors