Choose the option which is nearest in meaning to the sentences in each of the following questions:
The dog was limping. It appeared that one of its legs might have been injured
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The dog was limping as if it had an injured leg
- The dog was limping as it had an injured leg
- The dog was limping so it had an injured leg
- The dog was limping so as it had an injured leg
- The dog was limping for it had an injured leg