Language can be used to refer to things which are present or not present, real or imagined matters in the past, present, or future, or in far-away places. In other words, language can be used to refer to contexts removed from the immediate situations

Language can be used to refer to things which are present or not present, real or imagined matters in the past, present, or future, or in far-away places. In other words, language can be used to refer to contexts removed from the immediate situations of the speaker. This is what "______" means.

A.arbitrariness

B.productivity

C.duality

D.displacement

正确答案是D