Alexander Corporation had the following transactions: 1. April 1st, 2020 - Acquired a patent for $30,000. The patent expires on March 31st, 2040. 2. August 1st, 2020 - Incurred research costs of $390,000 and development costs of $80,000. As at December 31st, a marketable product has not been identified, but Alexander thinks they are getting close. Once a marketable product is identified, the useful life will be 10 years, with no residual value. 3. October 1st, 2020 - Acquired another company, Target Ltd., for $1,200,000. Target Ltd. had identifiable assets worth $900,000 and identifiable liabilities worth $400,000. 4. December 31st, 2020 - Tested intangible assets and goodwill for impairment. Goodwill had a recoverable amount of $500,000. All other assets had recoverable amounts greater than their carrying amounts. 5. December 31st, 2020 - Recorded annual amortization. Required 1: Please complete the following table, which pertains to Alexander's intangible assets as at December 31st. If a particular balance is zero (nil), please enter "0" in the box below. Please round to the nearest whole number. Cost Accumulated Amortization Accumulated Impairment Patent Development Goodwill Cost Amortization Impairment Patent Development Goodwill Supporting Work - Patent: Supporting Work - Development: Supporting Work - Goodwill: Required 2: Please prepare the required adjusting entries as at December 31, 2020 for the above transactions. Please round to the nearest whole number. Account Debit Credit > . Account Debit Credit > >