Recalling also all previous resolutions on the problem of the traffic in women and girls adopted by the General Assembly and the Commission, including their reaffirmation of the principles set forth in relevant human rights instruments and declarations, as well as the Optional Protocol to the Convention on the Rights of the Child on the sale of children, child prostitution and child pornography, and the Convention for the Suppression of the Traffic in Persons and of the Exploitation of the Prostitution of Others,