John and Peggy recently bought a house. They found a zero-down payment loon and financed the house with a $240,000, 20 -year mortgage with a nominal interest rate of 7 percent Mortgage payments are made at the end of each month. What is the amount of principal that has been paid off at the end of the third year of the loan? [Do not round interim calculations] Multiple Cholce 518,39649 $22,318,44 $221,603,51 $222.55410