Balban abandoned the policy of conquest and adopted the policy of consolidation. The reasons to do so were__:1. Threat of external invasion2. Internal revolts3. Indian Kings willing to throw off the Turkish rule4. His weak natureChoose the correct option from the codes given below:

• A. Only 1
• B. Only 1 & 2
• C. Only 1, 2 & 3
• D. 1, 2, 3 & 4