Mason (single) is a 50 percent shareholder in Angels Corporation (an S Corporation). Mason receives a $186,000 salary working full time for Angels Corporation. Angels Corporation reported $424,000 of taxable business income for the year (2022). Before considering his business income allocation from Angels and the self-employment tax deduction (if any), Mason's adjusted gross income is $186,000 (all salary from Angels Corporation). Mason claims $62,000 in itemized deductions. Answer the following questions for Mason.

a. What is Mason's self-employment tax liability?

b. Assuming the business income allocated to Mason is income from a specified service trade or business, what is Mason's deduction for qualified business income? Ignore the wage-based limitation when computing the deduction.

c. Assume the same facts as question (b), except that Angels Corporation reported $174,000 of taxable business income for the year. What is Mason's deduction for qualified business income? Ignore the wage-based limitation when computing the deduction.

d. Assuming the original facts, what is Mason's net investment income tax liability (assume no investment expenses)?