Answer:
1) INEFFICIENT As it cost for the society more than the benefit generated.
2) AGAINST Assuming the Senators wants the better for the republic are do not push their own agendas
3) RESOURCES/MONEY/POLITICAL INFLUENCE for as much as 30 millions
Assuming they want to avoid the cost they will try to move the cost to another strata or reject the law. As they want to cut their cost they will not overexpend above the 30,000,000 from the original law.
4) MOST PROBABLY/HIGH CHANCE As the benefit are focused they will root for the legislation and lobby for it
Step-by-step explanation:
The question is to think how a rational person who wish to do no harm will impact the political system. It is important to assume participant will work within the framework of the society and not push to destroy to avoid the law or push for the law that benefit.