1. The short issue but with a wide implication and ramification that arises for determination in these writ petitions is whether the D. Ed. (Special Education) qualification should be treated as a valid training qualification for the purpose of the process of recruitment of teachers in Primary Schools in the State of West Bengal so as to entitle a candidate with such qualification to the appropriate percentage/proportion of the 15 marks allotted for training qualification in the Recruitment Rules. The petitioners have all passed their higher secondary examination. Some of them have also done graduation. The petitioners have all acquired the D. Ed. (Special Education) qualification from various institutes approved by the Rehabilitation Council of India which is a body constituted under the Rehabilitation Council of India Act, 1992. The grievance of the petitioners is that the West Bengal Board of Primary Education (in short the 'Board') is not treating the D. Ed. (Special Education) [in short the 'D. Ed. (SE)'] qualification as a valid training qualification in respe