On January 1, 2012, Gary borrowed money to purchase a car. He agreed to repay the loan with 20 equal annual payments. The first payment is due immediately Which of the following in a correct expression for the convexity of the loan on January 1, 2012 "(t+1) 690 B ,- (t+1) D None of the above On January 1, 2012, Gary borrowed money to purchase a car. He agreed to repay the loan with 20 equal annual payments. The first payment is due immediately Which of the following is a correct expression for the convexity of the loan on January 1, 2012? 20 "..(t+1) 12 10 (t+1) +9 D E None of the above On January 1, 2012, Gary borrowed money to purchase a car. He agreed to repay the loan with 20 equal annual payments. The first payment is due immediately Which of the following in a correct expression for the convexity of the loan on January 1, 2012 "(t+1) 690 B ,- (t+1) D None of the above On January 1, 2012, Gary borrowed money to purchase a car. He agreed to repay the loan with 20 equal annual payments. The first payment is due immediately Which of the following is a correct expression for the convexity of the loan on January 1, 2012? 20 "..(t+1) 12 10 (t+1) +9 D E None of the above