3. If a taxpayer sells property for cash the amount realized consists of the net proceeds from the sale. For each of the following, indicate the effect on the amount realized: The property is sold on credit. A mortgage on the property is assume by the buyer. A mortgage on the property is assume by the seller. The buyer acquires the property subject to a mortgage of the seller. Stock that has a basis to the purchaser of 6,000 and a fair market value of 10,000 is received by the seller as part of the consideration