Step 1: Identify the enactment year for each Public Library Act:\[\begin{array}{rl} \bullet & \text{(D) Tamil Nadu (formerly Madras) Public Library Act: 1948} \\ \bullet & \text{(A) Karnataka (formerly Mysore) Public Library Act: 1965} \\ \bullet & \text{(C) West Bengal Public Library Act: 1979} \\ \bullet & \text{(B) Haryana Public Library Act: 1989} \\ \end{array}\]
Step 2: Order the acts chronologically based on their enactment years: 1948, 1965, 1979, 1989.
Step 3: Determine the correct sequence of acts based on the chronological order of their enactment years. The correct sequence is (D), (A), (C), (B).