Justin receives $15 and puts it into his savings account. He adds $0.25 to the account each day for a number of days, d, after that. He writes the expression 15+0.25(d−1) to find the amount of money in his account after d days. Which statement about his expression is true? A)It is the sum of the initial amount and the additional amount after d days.
B)It is the product of the initial amount and the additional amount after d days.
C)It is the sum of the initial amount and the number of days, d.
D)It is the difference between the initial amount and the additional amount after d days. (explanation please!!)