B$\text{'}$s Strategy

$\backslash$table$[[,,$Advertise,Don't Advertise$],[,,$A$\text{'}$s profit $$150$ million,A$\text{'}$s profit $$400$ million$],[$A$\text{'}$s Strategy,Advertise,B$\text{'}$s profit $$150$ million,B$\text{'}$s profit $$100$ million$],[,$Don't,,$],[,$Advertise,A$\text{'}$s profit $$100$ million,A$\text{'}$s profit $$200$ million$],[,,$B$\text{'}$s profit $$400$ million,B'sprofit $$200$ million$]]$

If both firms follow a maximin strategy, the equilibrium in the game is

A$.($Advertise$,$ Advertise$)$

B$.($Advertise$,$ Don't Advertise$)$

C$.($Don$\text{'}$t Advertise, Advertise$)$

D$.($Don$\text{'}$t Advertise, Don't Advertise$)$