State the appropriate concept for the given statement.
1. Authority of the court to adjudicate only in the specified areas.
2. Taking of decisions about disputes by the judiciary.
3. Special kinds of orders are issued by the judiciary for the protection of fundamental rights.
4. Order by the court to any government authority to perform its function.
5. Power of the court to declare a law as unconstitutional and hence as invalid.
Please answer the above question.