Consider the following statements regarding the Katchatheevu Island issue:

1. Katchatheevu Island was formally ceded to Sri Lanka under the Indo-Sri Lankan maritime boundary agreement of 1974.

2. The island lies within India’s Exclusive Economic Zone (EEZ) as per the United Nations Convention on the Law of the Sea (UNCLOS).

3. Indian fishermen are legally allowed to fish in the waters surrounding Katchatheevu under the 1974 agreement.

How many of the above statements are correct?