Leonardo, Who Is Married but Files Separately, Earns $80,000 of Taxable

Multiple Choice

Leonardo, who is married but files separately, earns $80,000 of taxable income. He also has $15,000 in city of Tulsa bonds. His wife, Theresa, earns $50,000 of taxable income. If Leonardo and his wife file married filing jointly in 2018, what would be their average tax rate (rounded) ? (Use tax rate schedule)

A) 12.00%
B) 22.00%
C) 15.75%
D) 14.12%
E) None of the choices are correct.