Diego, age 28, married Dolores, age 27, in 2018. Their salaries for the year amounted to $49,300 and they had interest income of $875. Diego and Dolores' deductions for adjusted gross income amounted to $1,660; their itemized deductions were $13,425, and they have no dependents.

Table for the standard deduction

Filing Status	2018 Standard Deduction
Single	$ 12,000
Married, filing jointly	24,000
Married, filing separately	12,000
Head of household	18,000
Qualifying widow(er)	24,000

d. What is their tax liability for 2018?