How could a new prime minister be an advantage

There are many ways in which having a new Prime Minister could be an advantage to the country. As Prime Ministers are likely the result of the democratic process, many people might feel patriotic after the elections, and thus care more about their citizenship. Moreover, a new Prime Minister could implement new laws that better reflect the circumstances that the country is facing. Finally, a change in government could be a sign of hope for people who were unhappy with the previous regime.

a.

congress passed laws allowing for free passage between states.