A woman found a buyer for her neighbor's house. The neighbor does not want to pay the woman a fee. If the woman goes to court, she will have to prove that ________.
1) she was of sound mind when she brought the buyer and seller together.
2) the seller had approached her first.
3) she only did this as a favor, not as a regular activity.
4) she held a real estate license at the time she found the buyer for the neighbor's house.
