Find the names of the countries whose condition is sunny.
- SELECT country FROM location WHERE condition = \'sunny\';
- SELECT country FROM location WHERE city IN (SELECT city FROM weather WHERE condition = sunny\');
- SELECT country FROM location WHERE city NOT IN (SELECT city FROM weather WHERE condition = \'sunny\');
- SELECT country FROM location WHERE city UNION (SELECT city FROM weather WHERE condition = \'sunny\');
(b).SELECT country FROM location WHERE city IN (SELECT city FROM weather WHERE condition = sunny');
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