International Convention For The Prevention Of Pollution From Ships

With reference to the International Convention for the Prevention of Pollution from Ships (MARPOL), consider the following statements:

  1. MARPOL is the main international convention covering prevention of pollution of the marine environment by ships from operational or accidental causes.
  2. The current convention is a combination of 1973 Convention and the 1978 Protocol, which entered into force on 2 October 1983.

Which of the above statements is/are correct?

Only 1
Only 2
Both 1and 2
Neither 1 nor 2