Air conditioner units for installation in vehicles

b$.$ Consultant fees for a study of production line efficiency

c$.$ Dealership sales incentives

d$.$ Depreciation on headquarters building in Dearborn, Michigan

e$.$ Depreciation on mechanical robots used on the assembly line

f$.$ Leather to be used on vehicles that have leather interiors

g$.$ Machine lubricant used to maintain the assembly line at the Louisville, Kentucky, assembly plant

h$.$ Plant manager$$s salary at Buffalo, New York, stamping plant, which manufactures auto and truck subassemblies

i$.$ Property taxes on the Dearborn, Michigan, headquarters building

j$.$ Vice president of human resource$$s salary