Consider the following statements regarding International Atomic Energy Agency (IAEA).
- It is an autonomous international organization within the United Nations system to promote peaceful use of nuclear energy.
- The IAEA administers international safeguards to verify that non-nuclear weapon States party to the NPT fulfil the non-proliferation commitment they have made.
- The IAEA is a party to the NPT since its inception.
How many of the above statements is/are correct?