Answer:
a) it provides a way for artist to debates issues
This may mean that the person in the future will not be able to understand or comprehend what a person is saying to them, if they do not listen to them now.......hopefully this helps
...You could describe it as not just making or leaving tracks behind on mars, but in another way. As if you left tracks in everyones brains. (I don't know, at least I tried)
