pls solve i dont have much time

Part 5 ( 20 minutes, 6 points) Evan and Brett are students at Berkeley Collone r Brett is considering suhenit: nent that is owned by Brett. llowing packages available: Evan spends spend his time talking on the phone rather the ("everything can be found online now"). Brett prefers They agree that the purchase of the $90 rather than using the Internet ("going online is a waste of time' Required: Allocate the $90 between Evan and Brett using (a) the stand-alone cost-allocation method, (b) the incremental cost-allocation method, (c) the Shapley value method