<span>The number is seven, with a tolerance of two items more or less. We can code in approximately seven items that we have heard, with some people averaging up to nine items and others as few as five items. This, however, does not take into effect the ability for people to "chunk" items together.</span>
Performance-in-public syndrome is the right answer because John is having issues playing when he is in pubic but not when he is alone, therefore playing in front of other people is causing John the anxiety.
Faith-knowledge is different from consensus knowledge because faith-knowledge is based on your belief of something from either experience or facts, but consensus knowledge is based on the belief of something that many people hold to be true or reliable.
Answer: since the other person was no help, it is true.