Which of the following smoothing constants would make an exponential smoothing forecast equivalent to a naive forecast? Select one: O a. 0 O b. 0.01 O C. 0.1 O d. 0.5 O e. 1.0For an activity with more than one immediate predecessor activity, which of the following is used to compute its earliest finish (EF) time? Select one: O a. the largest EF among the immediate predecessors. O b. the average EF among the immediate predecessors. O c. the largest LF among the immediate predecessors. O d. the difference in EF among the immediate predecessors.A simulation model uses the mathematical expressions and logical relationships of the Select one: O a. real system. O b. computer model. O c. performance measures O d. estimated inferencesActivities with zero slack Select one: O a. can be delayed O b. must be completed first O c. lie on a critical path O d. have no predecessorsActivities G, P, and R are the immediate predecessors for activity W. If the earliest finish times for the three are 12, 15, and 10, then the earliest start time for V Select one: O a. is 10 O b. is 12 O C. is 15 O d. cannot be determinedThe field of management science Select one: a. concentrates on the use of quantitative methods to assist in decision making. O b. approaches decision making rationally, with techniques based on the scientific method. O c. is another name for decision science and for operations research. O d. each of these choices are true