Given a relation country(name, continent, population) which of the following…

PYQ RPSC Programmer 2013

1. A.

   SELECT continent, population FROM country GROUP BY continent

2. B.

   SELECT continent, SUM(population) FROM country GROUP BY continent

3. C.

   SELECT name, population FROM country GROUP BY continent

4. D.

   SELECT name, SUM(population) FROM country GROUP BY continent

Attempted by 3 students.