An accountant is sorting tax returns in their files that require attention in the next week.

Let

$U=$ the set of all tax returns,

$A=$ the set of all tax returns with standard deduction,

$B=$ the set of all tax returns showing business income,

$C=$ the set of all tax returns filed in $2021,$

$D=$ the set of all tax returns selected for audit.

Describe the set $(AB)-D$ in words.

Choose the correct answer.

A$.$ The set of all tax returns without standard deduction or showing business income, but not selected for audit

B$.$ The set of all tax returns without standard deduction and showing business income, but not selected for audit

C$.$ The set of all tax returns with standard deduction and showing business income, but not selected for audit

D$.$ The set of all tax returns with standard deduction or showing business income, but not selected for audit