Is there a branch that isn't important and shouldn't be around? Why or why not?

No, all branch of the government are important.

Explanation:

The government is divided into 3 branches to create a check and balance that prevented the government from becoming too powerful.

- Legislative branch is important because they're the one that has the power to create the law. They can limit the power of the president by preventing a certain bill to be passed.

- Executive branch is important because they're the one that implement the law. They can limit the power of the judicial branch by examining the candidates that can took the positions in the supreme court.

- Judicial branch is important to interpret the law. They can limit the power of the congress by conducting a judicial review to ensure the laws that proposed by the congress are still following the constitution.

Each branch of the government has the power to limit the power of other branch. Taking out one branch will create a disbalance that make a certain branch to have too much power in the country.

your answer would be (b)