Answer: The correct answer is Option b.
Step-by-step explanation:
Thunderstorm is called as an electrical storm or lightning storm. This type of storm is accompanied with the presence of lightning and thunder (relating to sound) effect on the Earth's atmosphere. Weak thunderstorms are known as thundershowers.
The conditions that re required for thunderstorms to occur are:
- Moisture
- An unstable airmass
- A lifting force (heat)
Humidity is known as the amount of water vapor present in the atmosphere. it is also termed as atmospheric moisture.
Hence, the correct answer is Option b.