Answer:
The factors which causes or contribute to global air circulation from most to least factors include the following:
(b) temperature differences
(a) pressure differences
(c) Coriolis force, (and) frictional force
Step-by-step explanation:
In the above listed factors, they have a great contribution to the air circulation in the world. For example, the temperature differences is one of the contributing factor due to the fact that, the areas with high temperature leads to air circulation towards the area with low temperature.