The correct option is B Grapple with a difficult situation without avoiding it
Option B is the correct answer because the given idiom means 'to deal decisively in a difficult situation. Thus, option B is the most appropriate meaning for the given idiom.
Option A is incorrect because the given idiom means 'to deal decisively in a difficult situation. Thus, option A is the not right answer.
Option C is incorrect because the given idiom means 'to deal decisively in a difficult situation. Thus, option C is not the right answer.
Option D is incorrect because bull fight is a contest in which men try to fight with a bull or kill or control it. Thus, option D is not the right answer.