The first city is much less sustainable because all materials that are being used and ending up in landfill or producing emissions whereas the second city is recycling, therefore meaning it is has less of a negative effect on the environment.
You forgot the options, but I can give you some examples, maybe this will help:
A distribution map will show you where and how much of a certain thing is happening. for example:
the percentage of literate or illiterate people in the different places
some characteristics, for example the average age, or average income for people in a certain area - here you would give a different colour for the different age or income groups.
Ocean fossils found on the rocky mountains are because of tectonic plates crashing.
Study a place without actually having to be there.
