A Business Rivalry 4

Jim's Gin Mill and Tom's Turkey Tavern compete for pretty much the same crowd. Each can choose between strategies of offering free snacks during happy hour or not offering free snacks. The payoffs are
Tom
Snacks No Snacks
Jim Snacks 20,20 50,-20
No Snacks -20,50 30,30

If Jim and Tom could commit themselves to a cooperative strategy, then

only Jim would offer snacks
only Tom would offer snacks
either (but not both) of the above
both would offer snacks
neither would offer snacks