Dain's Diamond Bit Drilling purchased the following assets this year.

Asset Purchase Date Original Basis

Drill bits $(5-$year$)$ Jan$-19$ $ $91,500$

Drill bits $(5-$year$)$ Aug$-1596,500$

Commercial building May$-12250,000$

Assume its taxable income for the year was $$68,000$ for purposes of computing the $179$ expense $($assume no bonus depreciation$).($Use MACRS Table $1,$ Table $2,$ Table $3,$ Table $4,$ and Table $5.)$

Note: Leave no answer blank. Enter zero if applicable.

a$.$ What is the maximum amount of $179$ expense Dain's may deduct for the year?

b$.$ What is Dain's maximum depreciation deduction for the year $($including $179$ expense$)?$

c$.$ If the January drill bits' original basis was $$2,890,000,$ what is the maximum amount of $179$ expense Dain's may deduct for the year?

d$.$ If the January drill bits' original basis was $$4,290,000,$ what is the maximum amount of $179$ expense Dain's may deduct for the year?