Step 1: Chronology.
The first Lokpal Bill was {introduced} in 1968 following recommendations of administrative reforms for an ombudsman.
Step 2: What happened next.
It was passed by the Lok Sabha in 1969 but lapsed with the dissolution of the House; multiple later attempts culminated in the {Lokpal and Lokayuktas Act, 2013}.
Step 3: Conclude.
\[
\boxed{\text{1968 (Option B).}}
\]