. A house is for sale for $250,000. You have a choice of two 20 - year mortgage loans with monthly pay ments: (1) if you make a down payment of $25,000, you can obtain a loan with a 6% rate of interest or (2) if you make a down payment of $50,000, you can obtain a loan with a 5% rate of interest. What is the effective annual rate of interest on the additio nal $25,000 borrowed on the first loan?

(A) 1.00%

(B) 6.00%

(C) 12.95%

(D) 18.67%

(E) 20.10%