Can we conclude from "The boys smiles underwater at the pool." that "Small boys smile and give a thumbs up under water at a public pool."?\nOptions:\n- yes\n- no\n- it is not possible to tell
Think hard. Detailed solution:
it is not possible to tell
Boys don't need to give a thumbs up to smile underwater.

The pool is not necessarily a public pool.

.

The final answer: it is not possible to tell