Consider the following statements regarding the sex ratio in Bihar as per Census 2011:\n1. The overall sex ratio of Bihar is 918, which is lower than the national average of 943.\n2. The child sex ratio (0-6 years) of Bihar is 935, which is higher than its overall sex ratio.\n3. Vaishali district has the lowest child sex ratio in Bihar.\nWhich of the statements given above are correct?
Options:
- A: 1, 2 and 3
- B: 1 and 2 only
- C: 2 and 3 only
- D: 1 and 3 only
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