Question : Which of the following parties was NOT a major opposition party during the era of one-party dominance?
Option 1: Communist Party of India
Option 2: Bharatiya Jana Sangh
Option 3: Swatantra Party
Option 4: Aam Aadmi Party
Correct Answer: Aam Aadmi Party
Solution : The Aam Aadmi Party (AAP) was not a major opposition party during the era of one-party dominance, as it was established much later, in 2012. The other parties mentioned were significant opposition parties during that time.