Correct option is A
To arrange the states in ascending order of their formation year, let's examine each state's formation year:
1.
Bihar - Formed in
1912 (as a separate state from Bengal).
2.
Rajasthan - Formed in
1949 (after Indian independence, with the integration of princely states).
3.
Gujarat - Formed in
1960 (bifurcated from Bombay State).
4.
Nagaland - Formed in
1963 (carved out from Assam).
5.
Himachal Pradesh - Achieved full statehood in
1971 (was a Union Territory prior to that).
Arranged Order:
· (A) Bihar - 1912
· (B) Rajasthan - 1949
· (D) Gujarat - 1960
· (C) Nagaland - 1963
· (E) Himachal Pradesh - 1971
Final Ascending Order of Formation: (A) Bihar, (B) Rajasthan, (D) Gujarat, (C) Nagaland, (E) Himachal Pradesh