Hunting fishing building huts
Slave rebellion is the correct answer
Answer: A. falls
Explanation: When moving away from the points marked as H (High) i.e area where the air pressure is high, the surface air pressure falls. This is because you as you moving away from H point and in the processing, you are also moving towards the point marked as L (Low) low air pressure point area so the pressure falls.
It would be letter A which is energy. The other three are used in weather forecasting due to the fact that the atmosphere is fluid and weather and climate is caused by uneven heat from the star in our solar system which is the Sun to the Earth in which heat transfer occurs