Home knowledge is the personal domain of urban and rural people. It is a major asset that they invest in the struggle for survival, food production, provision of shelter or gain control over their lives. Today, many local knowledge systems are in danger of extinction.
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The correct answer is foot-in-the-door phenomenon.
This means that if a person agrees to comply with a small favor, they are likely to do something more as well. So, these people will listen to the telemarketers' pitches, which means that they might even buy the product afterwards.
The presidents.
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