Which practice is not aneffective way for people to influence government policies

What were the economic, religious and social/political factors in the abolition of slaves

The venn diagram below shows some services provided by state and local governments. the answer choices are (1) - creating a police force, (2) - regulating taxicabs, (3) - regulating savings banks, (4) - issuing driver licenses.

Which law banned slavery anywhere in the united states or it’s jurisdiction