The purpose of comparison shopping is: attempting to find the best deal on a product
In comparison shopping, we utilize the service of a website that exist specifically to provide comparison data regarding a certain product that made by different competitors. The website would provide many crucial information such as prices, pro and cons, user ratings, etc.
I think it's the orange area.
Answer: I belive it is Developed selective Service
Explanation:
Cocoa beans were their form of money. They were what's called "bartering", or "trading".
Hope this helps~!
~Isle of flightless Duns