13 Dobler Company uses a periodic inventory system. Details for the inventory account for the month of January 2017 are as follows: Per unit price Units Total Balance, 1/1/2017 300 S5.00 S1,500 Purchase, 1/15/2017 5.30 795 150 Purchase, 1/28/2017 150 5.50 825 An end of the month (1/31/2017) inventory showed that 240 units were on hand. If the ompany uses FIFO and sells the units for $10 each, what is the gross profit for the month? A) $1,782 ) $1,818 $3,600 $2,400 C) D)