Answer:
Congress generally has the authority to investigate anything related to the development of a public policy. This includes:
- The power to gather relevant information regarding a certain issues before creating the policies.
- The power to oversee the activities conducted by the executive branch of the government
- The power to investigate questionable activities from any government officials .
The executive power related to the things that congress do to fulfill the duty that given to the branch by the constitution. This includes things such as:
- Declaring laws.
- Legalize a certain policy.
- Impeaching federal officers.
- Raising money to fund government programs,
-etc.