During a thunderstorm, the thunder in theskies is produced by the1. meeting of cumulonimbus clouds in the sky.2. lightning that separates the nimbus clouds.3. violent upward movement of air and waterparticles.Select the correct answer using the code givenbelow.

• A. 1 only
• B. 2 and 3 only
• C. 1 and 3
• D. None of the above produces the thunder