Answer:
It depends on the person answering the question. I believe the great majority of people who join WikiAnswers are here because they want to be of help to others. They either know the answer or do their research, to give the best answer. It really depends on how the answer sounds to your logic. If the answer sounds cogent, then go with it, or you can always rephrase the question and ask it again. I hope this answer has helped you out and sounded convincing to you!