Yes it is true that some states require that local elections must come during the in-between years when no national elections are held. The correct option among the two options that are given in the question is option "a". The main reason behind this kind of thought process is to avoid complexity about the ballots. This will also make the election campaigning easier.
Humans because of oil spills and landfills.
I think a lot more people accept it and there attitude is more positive about it but there are still a lot of people (like me) who still think negatively about it.