Scott is choosing between two checking account options. At Bank A, Scott will pay a $5 monthly maintenance fee and will earn 0.5% interest on his average monthly balance. At Bank Z, Scott is not charged a monthly fee and earns interest at the rate of 0.25% a month on his average monthly balance. [The amount to be credited or subtracted for the month is determined by first calculating the interest to be paid, then subtracting all bank fees or charges from this amount]. Based on the information provided, which of the following is true? aIf Scotts average monthly balance is $2,500 he will make more money if he chooses Bank Z. bIf Scotts average monthly balance is $2,000, his account will be credited $5 regardless of which bank he chooses. cAs long as his monthly balance stays at or above $1,000 Scott will always make more money if he uses Bank A. dIf Scotts average monthly balance is $200, he is paying the equivalent of 4% of his balance in maintenance charges, with Bank A.