<span>"Score on the beck depression inventory" is an operational definition of depression.
</span><span> The operational definition determines the nature of an item or phenomenon (a variable, term, or object) and its properties.</span>
Trades.
For example; the trade of wheat, other cash crops and natural resources
You need to understand the culture to know the language because 1. If you don't know the culture you can't learn the language. 2. In order to learn the language, you need to hear native speakers. 3. You will understand better if you know the culture.
