The Bisset Corporation Uses Raw Material a in a Manufacturing

The Bisset Corporation uses Raw Material A in a manufacturing process.Information as to balances on hand,purchases,and requisitions of Raw Material A is given in the following table. Raw Material A If a perpetual inventory record of Raw Material A is maintained on a LIFO basis,the September 6 issue will consist of:

A) 80 units @ $1.55,20 units @ $1.62 and 10 units @ $1.40.
B) 110 units @ $1.55.
C) 50 units @1.55 and 60 units @ 1.62.
D) 20 units @ $1.62 and 90 units @ $1.55.