Claire is a self-employed individual who owns and runs Claire's Creations LLC. In 2016, she had $225,000 in net self-employment earnings, including a deduction for 50% of self-employment tax, prior to any Keogh deduction. Claire has a defined contribution, stock bonus Keogh plan. What is the highest deductible Keogh contribution Claire can make for the 2016 tax year? Assume no excess contribution carryover from prior years.
a. $56,250
b. $225,000
c. $52,000
d. $45,000