Which of the following statements is correct regarding the Vienna Convention on the Law of Treaties. Group of answer choices The Vienna Convention on the Law of Treaties, is a very important source of the law of treaties, however it is not the most authoritative source of that area of law. The Vienna Convention on the Law of Treaties is a codification of existing customary international law. The Vienna Convention on the Law of Treaties is a codification of existing positive law. The Vienna Convention on the Law of Treaties includes treaties between states and international organizations or between international organizations themselves