Arrange these happenings of Ambedkar's life in correct sequence.
1. Adopted Buddhism
2. Designed Indian Constitution
3. Together with Bannerjee addressed Allahabad Session
4. Study in Columbia University

Who said that revolution is that process by which a radical alteration of a particular society occurs over a time span?

A. Moore

B. Cohan

C. Dunn

D. Pete

Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R). Select the correct answer:
Assertion (A) No genuine understanding of Aristotle can endorse the opinion that his philosophise system was the opposite of Plato.
Reason (R) Aristotle's system is an attempt to Philosophical on idealism free from the defects of Plato's system.

A. Both A and R are true, but R is the correct explanation of A

B. Both A and R are true, but R is not the correct explanation of A

C. A is true, but R is false

D. A is false, but R is true

Match List-I with List-II and select the correct answer:

A. a-1, b-2, c-3, d-4

B. a-4, b-3, c-2, d-1

C. a-3, b-4, c-1, d-2

D. a-2, b-1, c-4, d-3

John Locke's contribution chiefly lies in his
1. Consent theory
2. Limited government
3. Theory of state as a corporate body
4. Organic conception of state
Select the correct answer:

A. 1 and 4

B. 1 and 3

C. 2 and 3

D. 1 and 2