text: People has different opinion based on their knowledge and the person who asked the question,will have opportunity to consider about the safest choice. Each person has different knowledge. And and based on the their knowledge,people decide whether the opinion is appropriate or not. For example if the person went to mountain and found the mushrooms. And he or she was very hungry,he or she asked to people whether to eat or not. And if the person whose answering the question don't know about the mushrooms,will say you can eat it. And if the person whose answering this question knows well about mushroom cause he was interested about it,will say they might be poisonous so don't eat it.