i need solution for D only thank you

Chippewas company sells one product. Presented below is information for January for Chippewas company. Jan. 1 inventory 100 units at $6 each Jan. 4 sale 80 units at $8 each Jan 11 purchase 150 units at $6.50 each Jan 13 sale 120 units at $8.75 each Jan 20 purchase 160 units at $7 each Jan 27 sale 100 units at $9 each Chippewas uses FIFO cost flow assumption. All purchases and sales are on account. A. Assume Chippewas uses a periodic system. Prepare all necessary journal entries, including the end month closing entry, to record cost of good sold. A physical count indicates that the ending inventory for January is 110 units B. Compute gross profit using the periodic system C. Assume Chippewas uses a perpetual system. Prepare all necessary journal entries D. Compute gross profit using the perpetual system