You're going on a trip to Africa, a place you know little about. How can you make the most of the trip and learn from it?
Check all that apply.
A. Observe everything
B. Be open to experiences
C. Ask questions
O D. Live and learn

2cool and cold temperature unless its an ever green tree 

Answerwill have thinner; have thicker oceanic sediments;

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.