In a two-player simultaneous game, if player A has a dominant strategy and player B does not, player B will do nothing as his has no dominant...

In a two-player simultaneous game, if player A has a dominant strategy and player B does not, player B will

do nothing as his has no dominant strategy.

choose his best strategy assuming that player A plays her dominant strategy.

employ a mixed strategy.

assume that player A does not choose her dominant strategy.