please anser these 3 (digitally if possible) , thanks!

E9-12 (LO3) (Purchase Commitments) At December 31, 2017, Indigo Girls Company has outstanding noncancelable pur- chase commitments for 36,000 gallons, at $3.00 per gallon, of raw material to be used in its manufacturing process. The company prices its raw material inventory at cost or market, whichever is lower. Instructions (a) Assuming that the market price as of December 31,2017, is $3.30, how would this matter be treated in the accounts and (b) Assuming that the market price as of December 31, 2017, is $2.70, instead of $3.30, how would you treat this situation (c) Give the entry in January 2018, when the 36,000-gallon shipment is received, assuming that the situation given in (b) statements? Explain in the accounts and statements? above existed at December 31,2017, and that the market price in January 2018 was $2.70 per gallon. Give an explanation of your treatment