If the final expressions in a present value equation used to calculate the price of a bond you are considering buying are "[$50 / (1 + .08) 3] + [$500 / (1 + .08) 3]", which of the following is correct?a.The face value is $500, the coupon is $50, and the coupon will mature in 3 years.b.The face value is $50, the interest rate you need is 8 percent, and the coupon will mature in 3 years.c.The face value is $500, the interest rate you need is 3 percent, and the coupon will mature in 8 years.d.The coupon is $50, the interest rate you need is 1.08 percent, and the coupon will mature in 3 years.