Detailed Explanation:

Correct Answer: ✅ Only Two (Option B)

This question tests knowledge of major political parties and their founders/leaders in post-independence India.

✅ Pair 1 is Correct: Bharatiya Jana Sangh – Dr. Shyama Prasad Mukherjee
Dr. Shyama Prasad Mukherjee founded the Bharatiya Jana Sangh in 1951.

❌ Pair 2 is Incorrect: Socialist Party – C. Rajagopalachari
C. Rajagopalachari founded the Swatantra Party in 1959, not the Socialist Party.

✅ Pair 3 is Correct: Congress for Democracy – Jagjivan Ram
Jagjivan Ram established the Congress for Democracy (CFD) in 1977 during the Emergency period.

❌ Pair 4 is Incorrect: Swatantra Party – Acharya Narendra Dev
Acharya Narendra Dev was a prominent socialist leader associated with the Socialist movement, not the Swatantra Party.

Short Notes: Political Parties and Leaders in India

• Bharatiya Jana Sangh (1951) was founded by Dr. Shyama Prasad Mukherjee.

• Swatantra Party (1959) was founded by C. Rajagopalachari to oppose excessive state control and socialism.

• Acharya Narendra Dev is regarded as a pioneer of the socialist movement in India.

• Congress for Democracy (1977) was founded by Jagjivan Ram.

• Congress for Democracy later merged with the Janata Party.

• The Bharatiya Jana Sangh eventually evolved into the Bharatiya Janata Party in 1980.

• Socialist leaders included Jayaprakash Narayan, Acharya Narendra Dev, and Ram Manohar Lohia.