A synonym for "equilibria" is ______. A: choices. B: conventions. C: problems. D: interactions.

Consider the following game in extensive form (as is shown in picture 11 - 22) : Find all the Nash equilibria in this game.[img=358x290]17b2afdb8e09387.png[/img]

Although all dominant solutions are Nash equilibria， some games without a dominant solution can have （ ） Nash equilibrium。 A: no B: more than one C: not sure D: one