Answer:
A, C and D
Explanation:
Approaches that could be used to identify objects in an object oriented architecture includes;
1. The use of grammatical approach based on a natural language description of the system.
2. The use of scenario-based analysis. In this approach, the objects, attributes and methods in each scenario are identified.
3. Use a behavioral approach and identify objects based on what participates in what behavior.
Farming , They mostly had to make or grow their own food .
Farming was the economic base .
I hope that's help .
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False
Hoped I helped!