Challenges of nation building

Match the principles with the instances:
(a) Mapping of boundaries i. Pakistan and
on religious grounds Bangladesh
(b) Mapping of boundaries on grounds ii. India and
of different languages Pakistan
(c) Demarcating boundaries within a iii. Jharkhand and
country by geographical zones Chhattisgarh
(d) Demarcating boundaries within a iv. Himachal Pradesh
country on administrative and and Uttarakhand
political grounds