The tendency of people to use the group as a means of understanding who they are, and how they fit into society.
The correct sentence of the four is this one:
<span>Neither the train nor the bus runs that late.
and in this sentence the verb agrees with the compound subject, in the rest it does not (but it would not be a big mistake if the verb was in plural form here- there are arguments for a plural form here too).</span>
