The option value of a project Increases with the volatility of expected returns and increases with the time (number of years)

a. until the decision on the option will have to be made Decreases with the volatility of expected returns and increases with the time (number of years).
b. until the decision on the option will have to be made Decreases with the volatility of expected returns and decreases with the time (number of years)
c. until the decision on the option will have to be made Increases with the volatility of expected returns and decreases with the time (number of years)
d. until the decision on the option will have to be made