Question : Which of the following was a major opposition party during the era of one-party dominance in India?
Option 1: Bharatiya Jana Sangh
Option 2: Aam Aadmi Party
Option 3: All India Trinamool Congres
Option 4: Telugu Desam Party
Correct Answer: Bharatiya Jana Sangh
Solution : The Bharatiya Jana Sangh was a major opposition party during the era of one-party dominance in India, challenging the dominance of the Indian National Congress.