Regina sold land she purchased four months earlier for use in her business. Her cost (and adjusted basis) in the land is $40,000. She incurred $7,000 in expenses related to the sale. The buyer paid $50,000 cash and assumed Regina's $15,000 loan on the property. What is the amount of Regina's gain from the sale of the land, and where on Form 4797 will she report the sale? $18,000, Part I. $18,000, Part II. $25,000, Part III. $25,000, Part IV