Each of these questions has an assertion (A) and a reason (R). Mark answer as
Assertion (A): There was no country known as ‘Bangladesh’ when India was partitioned in 1947.
Reason (R): ‘Bangladesh’ was a part of Pakistan at the time of partition of India in 1947.
A is true since Bangladesh was made a country in 1971. Before that, it was known as East Pakistan. Hence, Both A and R are true, and R is the correct explanation of A.