What is the capital of Siberia?

Siberia doesn't have a capital, but it does have a largest city which is Novosibirsk.

Siberia is a region in Russia, it doesn't have a capital.

Brand c i think that should be it

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.