Question - 
            
            
            
            
            Answer - 
               |    (a) Mapping of  boundaries on religious ground    |      (i) Pakistan and   Bangladesh    |  
   |    (b) Mapping of  boundaries on grounds of different languages    |      (ii) India and  Pakistan    |  
   |    (c) Demarcating  boundaries within a country by geographical zones    |      (iii) Jharkhand and  Chattisgarh    |  
   |    (d) Demarcating  boundaries within a country on administrative and political grounds    |      (iv) Himachal  Pradesh and Uttarakhand    |  
Answer
(a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)