89 . The following recommendations will be examined by Thailand , which will provide responses in due time , but no later than the nineteenth session of the Human Rights Council in March 2012 : Study the possibility of ratifying the International Convention on the Protection of All Persons from Enforced Disappearance ( CED ) ; the Second Optional Protocol to the International Covenant on Civil and Political Rights ( ICCPR-OP2 ) ; the Optional Protocol to the Convention against Torture ( OP-CAT ) ; the Optional Protocol to the International Covenant on Civil and Political Rights ( ICCPR-OP1 ) ; the Optional Protocol to the International Covenant on Economic , Social and Cultural Rights ( OP-ICESCR ) ; the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families ( ICRMW ) ; and the Optional Protocol to the Convention on the Rights of Persons with Disabilities ( OP-CRPD ) ( Argentina ) ; 89.2 .