What key tool do lawmakers use to secure the passage of public works legislation?

The most common tool that lawmakers use to secure the passage of any action of interest or legislation is called Logrolling and it has three types:

- Direct: Small bodies exchanging votes, easy to observe, trade and arrange.  

- Implicit: It is defined as the situation when large bodies of voters decided without a voting formal trade.  

- Distributive: This is the most common used in democratic systems and enables lawmakers to achieve their public goals or obtain passage.

answer to ur question is college b