If an S corporation$$s beginning balance in OAA is zero and the following transactions occur, what is the entity's ending OAA balance?

Depreciation recapture income $$21,000$

Payroll tax penalty $4,200$

Tax$-$exempt interest income $5,300$

Nontaxable life insurance proceeds $5,100$

Life insurance premiums paid $($nondeductible$)2,800$

$$1,300$

$$23,300$

$$27,500$

$$7,600$

You are given the following facts about a $50\%$ owner of an S corporation. Compute her ending stock basis.

Increase in AAA $$32,000$

Increase in OAA $6,300$

Payroll tax penalty $2,140$

Owner's beginning stock basis $39,800$

Tax$-$exempt interest income $4,800$

Insurance premiums paid $($nondeductible$)2,700$

Owner's additional stock purchases $22,000$

Owner's $20\%$ QBI deduction $21,000$

$$80,950.$

$$106,225.$

$$100,100.$

$$85,750.$

Which of the following items, if any, has no effect on the stock basis of an S corporation shareholder?

Operating income.

Short$-$term capital gain.

The $20\%$ QBI deduction.

Advertising expenses.