Answer: Option B
Explanation: In simple words, dominant strategy refers to the situation in which one strategy gives higher outcome to one player as compared to other player.
Under such a situation the dominant player gets an absolute advantage against his or her opponent and will get better results bio matter how hard and efficient the opponent plays.
For example- In computer industry Apple has a dominant strategy which they have earned out of the market experience and no matter how much other companies try, they can not break customer base of Apple.