(c) The Committee shall deal with a matter referred to it only after it has ascertained that all available domestic remedies have been invoked and exhausted in the matter, in conformity with the generally recognized principles of international law. This shall not be the rule where the application of the remedies is unreasonably prolonged; (d) The Committee shall hold closed meetings when examining communications under this article; (e) Subject to the provisions of subparagraph (c), the Committee shall make available its good offices to the States Parties concerned with a view to a friendly solution of the matter on the basis of respect for human rights and fundamental freedoms as recognized in the present Covenant; (f) In any matter referred to it, the Committee may call upon the States Parties concerned, referred to in subparagraph (b), to supply any relevant information; (g) The States Parties concerned, referred to in subparagraph (b), shall have the right to be represented when the matter is being considered in the Committee and to make submissions orally and/or in writing; (h)  The Committee shall, within twelve months after the date of receipt of notice under subparagraph (b), submit a report: 29