current wind conditions type of clouds in the sky percent humidity in the air amount of rainfall
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: What information best helps a meteorologist predict the possibility of tornadoes developing in a certain area?
Possibilities:
- current wind conditions
- type of clouds in the sky
- percent humidity in the air
- amount of rainfall

type of clouds in the sky