A local music store sells a popular brand of amplifier. In one month, they sold 56 units for a total profit of $2,917.60. If the shop sells 44 units the next month, how much profit will they make that month?
 A.
 $2,288.00
 B.
 $2,292.40
 C.
 $2,396.60
 D.
 $2,912.00