This is something of a false dichotomy, particularly in the long term. If one focuses on just oneself, and damn the community at large, as community life deteriorates, your life might be negatively impacted, and how about your descendants, who might not end up in the same situation as you? No man is an island. We all live in communities, and depend upon such communities.
Agreed
Yeah this is the most correct answer. Even people who claim to have altruistically voted for the betterment of the whole society have concluded that it is still in their best individual interest to do so.
Nonetheless, I voted option 1 just because I'm not sure that there's any interest that exists that isn't self-motivated....