49) You obtained a 30-year $500,000 interest-only mortgage at a 10% interest rate. Payments are monthly. What are the monthly payments, and what will the final lump sum payment in addition to the monthly payment) be in the last month? A) $4,387.86; $0 B) $4,166.67; $500,000 C) $4,166.67; $0 D) $4,387.86; $500,000