Given below are two statements, one labeled as Assertion (A) and the other labeled as Reason (R). **Assertion (A):** Humayun was unable to consolidate his early victories in Bengal and Bihar against Sher Khan. **Reason (R):** Humayun's brothers, Kamran and Hindal, failed to provide timely military support and instead engaged in rebellious activities.

Options:

• A: Both A and R are true and R is the correct explanation of A.
• B: Both A and R are true but R is not the correct explanation of A.
• C: A is true but R is false.
• D: A is false but R is true.

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