No links they don't work i need this now its a test
How do people use oases in this region?

Population of this city. also, look for information on available public transit, bike-sharing, and other commuting options. use the information you find and write about it promoting alternative transportation

Its in the national history museum and you can't se the original because its locked away in a vault 

Answerhave flowing water either episodically or during only a portion of the year;

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.