A) 2nd Round Table Conference
B) 1st & 3rd Round Table Conference
C) None of these
D) 1st and 3rd Round Table Conference
🧠 Explanation:
- The Indian National Congress refused to attend the First Round Table Conference held in 1930.
- The party was involved in the Civil Disobedience Movement and demanded complete independence.
- It later participated in the Second Round Table Conference in 1931 after the Gandhi-Irwin Pact.