Concord uses the periodic inventory system. For the current month, the beginning inventory consisted of $7100$ units that cost $$11$ each. During the month, the company made two purchases: $2900$ units at $$12$ each and $12100$ units at $$12\mathrm{.}50$ each. Concord also sold $12900$ units during the month. If the FIFO method is used, what is the ending inventory?

$$109943$

$$115000$

$$103300$

$$101200$