Which of the following are the functions of the Central Authority as per the Legal Service Authorities Act?

Section 4. Functions of the Central Authority.—The Central Authority shall perform all or any of the following functions, namely:— (a) lay down policies and principles for making legal services available under the provisions of this Act; (b) frame the most effective and economical schemes for the purpose of making legal services available under the provisions of this Act; (c) utilise the funds at its disposal and make appropriate allocations of funds to the State Authorities and District Authorities; (d) take necessary steps by way of social justice litigation with regard to consumer protection, environmental protection or any other matter of special concern to the weaker sections of the society and for this purpose, give training to social workers in legal skills; (e) organise legal aid camps, especially in rural areas, slums or labour colonies with the dual purpose of educating the weaker sections of the society as to their rights as well as encouraging the settlement of disputes through Lok Adalats; (f) encourage the settlement of disputes by way of negotiations, arbitration and conciliation; (g) undertake and promote research in the field of legal services with special reference to the need for such services among the poor; (h) to do all things necessary for the purpose of ensuring commitment to the fundamental duties of citizens under Part IVA of the Constitution ETC.