3. In 2019, US Sys Corporation received $250,000 in death benefits after its CEO (a key employee) died (it included this amount in book income). For book purposes, US Sys also expensed life insurance premiums for other key employees in the amount of $20,000. In addition, for book purposes, it expensed $10,000 of business meals expenditures. What is the total book-tax difference associated with these items? Is it favorable or unfavorable? What amount of the book-tax difference is temporary and what amount is permanent? 4. What is the difference between the aggregate and entity theories of partnership taxation? Provide two examples of how partnership tax rules reflect the aggregate theory and two examples of how they reflect the entity theory.