During 2019, the Powell Corporation had the following income and expenses: Gross income from operations $20,000 Dividend income from a domestic 25% owned corporation 90,000 Operating expenses 35,000 Officers' salaries 20,000 Charitable contributions 8,000 a. What is the tax-deductible amount of Powell Corp.'s charitable contribution and dividends received deduction for 2019? b. What happens to the portion of the contributions not deductible in 2019?