Explanation:

- The Lead Bank Scheme was launched to coordinate the activities of banks and other financial institutions in a specific area to improve branch expansion and service delivery.

- Option 1: 1969

- The scheme was indeed introduced in the year 1969.

- It was a response to the inadequacies found in the rural banking system.

- Option 2: 1979

- Not the correct year.

- By this time, the Lead Bank Scheme was already operational.

- Option 3: 1965

- Incorrect year.

- Banking reforms were under discussion, but the scheme hadn't started.

- Option 4: 1975

- Incorrect year.

- The scheme was well underway by this year.

- Option 5: 1989

- Incorrect year.

- Too late for the initiation of the scheme.