Answer:
Option (3)
Explanation:
Superordinate goal usually refers to that goal or target that is set by two or more socialized groups, by keeping aside their personal difference or grudges. This goal is set when one particular group cannot accomplish a target. In order to accomplish the target, both the groups need to work together as one single group and must be united strongly.
In the given condition, two rival communities are working together in order to repair their damaged town, by setting aside their personal differences. This type of teamwork refers to the importance of superordinate goals.
Thus, the correct answer is option (3).