Given below are two statements, one labeled as Assertion (A) and the other labeled as Reason (R).\n **Assertion (A):** Alexander's soldiers refused to advance beyond the Beas (Hyphasis) river into the Gangetic plains.\n **Reason (R):** They were exhausted by years of campaigning and terrified by reports of the massive infantry, cavalry, and war elephant forces of the Nanda Empire.\n In the context of the above statements, which of the following is correct?

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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