Suppose that the present worth of a project is $10 min. Sensitivity analysis associated with the project's annual operating costs produced a -0.5 slope of the sensitivity graph in [-10%, +10%] interval. What would be the present worth of this project if operating costs increased from its base value of $2.0 min to 2.1 min? Possible Answers A. $9.95 mln B. $7.50 min C. $9.00 mln D. $9.90 mln E. $7.90 min