I would say perspective, point of view, and setting
Answer: wind instruments, such as the flute.
D is the most appropriate answer, so i would pick that one.
Answer:
Explanation:
Nash equilibrium is game theory that says the optimal outcome of a game is achieved when there is no deviation from the initial strategy.
It occurs when a player do not change his/her own chosen strategy after considering his opponent to get the best outcome.
A player strategy during game is believed to be optimal and should not be changed for the opponent irrespective of the person strategy. If eventually a strategy is changed, it may not attract any compensation.