Explanation:

- Option 1: Legislature

- A legislature is an elected body with the constitutional authority to make and pass laws.

- Examples include the U.S. Congress, state legislatures, or parliaments in other countries.

- It is a fundamental component of democratic governance.

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- Option 2: Dual Federalism

- Refers to a political arrangement in which power is divided between federal and state governments in clearly defined terms.

- Each level of government operates within its own sphere of influence without interference from the other.

- Option 3: Plea Bargain

- A plea bargain is an agreement in a criminal case where the defendant agrees to plead guilty to a lesser charge.

- In return, they may receive a lighter sentence.

- It helps to avoid prolonged legal proceedings.

- Option 4: Trial Court

- A trial court is a court of law where cases are tried in the first instance.

- This is where legal disputes are examined, and judgments are determined based on evidence and testimony.