The coast of california on the western side of the state has a moist climate, while the eastern side is a desert. What could cause this difference?.

Search it up or look it up on the dictionarysorry i wasn't any

Ibelieve it's the pacific islands 

The answer is c, i, iii, and iv. this is because farming and mining deal with harvesting raw materials, construction work falls under manufacturing, and piloting a plane is a service. ii is wrong because making bread is using  raw materials to produce goods, which would fall under the secondary sector, not primary.