Please rephrase the question..
I believe it is irreversibility because ethnocentricity is when youbasically believe your own cultural group is more superior which isnt relevant to this situation. Inevitability is when something basically cant be changed, and power really has nothing to do with this. Therefore, by the process of elimination, i concur that it must be A.)
Answer:
A cold, but there are several correct answer: your breath ,the bus, the train.
