What is the preliminary treatment in a municipal wastewater treatment plant? Preliminary treatment includes wastewater screening and
. There is
change in wastewater quality after the treatment.

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

Answerhighlands and forests;

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.

Light rain because storms had lightning and it started crops on fire or destroyed stuff