Assertion (A): Modern industry created all kinds of new jobs for which there were no caste rules.
Reason(R): Urbanisation and the conditions of collective living in the cities made it difficult for caste-segregated patterns of social interaction to survive.
a) Both A and R are true and 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 and R is true.