Can help reduce mistake ,prevent improper behaviour in organisations ,They are important in businesses when one individual has too much control .Hope this helps :)
I believe the answer is: Formal method of audience analysis,
Formal method of audience analysis would be done by analyzing the behaviour that being done by the audiences when the speaker give the speech. From the behaviour, we can collect data regarding the audiences' preference that would help us appeal to similar audiences in the future.
At one point, the value of the United States dollar was set according to the gold standard. One of these examples is the fixed exchange rate. The gold exchange standard guarantees the fixed exchange rate to the currency of another country that uses the gold standard.
The answer would be letter A.
Because it simulates a word-of-mouth recommendation. In addition, a word of mouth promotion is important for every business as each contented customer can ox dozens of new ones your way. The word of mouth is the transient of information from an individual to individual by the oral message which could be as simple as influence somebody the period of a day.