Please help! Am not sure I have the correct option selected. Thank you!!

Which of the following will NOT increase the value of a real (call) option? Lengthening the time in which a real option must be exercised. An increase in the risk-free rate A decrease in the cost of obtaining the real option A decrease in the volatility of the underlying source of risk. A decrease in the probability that a competitor will enter the market of the project in question. Which of the following will NOT increase the value of a real (call) option? Lengthening the time in which a real option must be exercised. An increase in the risk-free rate A decrease in the cost of obtaining the real option A decrease in the volatility of the underlying source of risk. A decrease in the probability that a competitor will enter the market of the project in