Assertion (A): The study of comparative public administration and development administration, a field virtually unknown before the II^nd World War has broken through cultural barriers in the study of Public Administration.
Reason (R): F. W. Riggs pioneered a new administrative vocabulary to describe different societalty pologies, administrative cultures and administrative system.

A. A and R are true and R is the correct explanation of A

B. 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

Answer: Option B