(Comprehensive) Aluma Corporation manufactures metal screen doors for commercial buildings. The standard costs per screen door follow:Direct Materials:Aluminum4 sheets at $2$ 8Copper3 sheets at $412Direct labor7 hours at $856Variable overhead5 machine hours at $315Fixed overhead5 machine hours at $210Overhead rates were based on normal monthly capacity of 6000 machinehours. During November 850 doors were produced. This was below normal levels due to the effects of a labor strike that occurred during union contract negotiations. Once the dispute was settled the company scheduled overtime to try to catch up to regular production levels. The following costs were incurred in November:Material:Aluminum:4000 sheets purchased at $2; used 3500 sheetsCopper:3000 sheets purchased at $4.20; used 2600 sheetsDirect Labor:Regular time:5200 hours at $8.00 (precontract settlement)Regular time:900 hours at $8.50 (postcontract settlement)Variable Overhead:$11700 (based on 4175 machine hours)Fixed Overhead: $9300 (based on 4175 machine hours) Determine the following:a. Total material price varianceb. Total material usage (quantity) variancec. Labor rate varianced. Labor efficiency variancee. Variable overhead spending variancef. Variable overhead efficiency varianceg. Fixed overhead spending varianceh. Volume variancei. Budget variance