can you please answer all these questions. thank you

12:15 NO. + Expert Q&A 0 + 1, what are the requirements for corporations to file a consolidated tax return? 2, what if any benefits are there to filling a consolidated tax return? 3, can a non U.S. corporation join in the filing of a consolidated tax return? 4, how do you determine if a corporation has goodwill for tax purposes? 5 assume corporation records goodwill of $18,000,000 in the current year for an acquisition made on June 30. How much if any of the goodwill is deductible in the current year? 6, would it make a difference to your answer in the previous question if the acquisition was stock of a corporation rather than assets of a business? If so how would your answer change and why? Please answer these questions as soon as possible. Thank you