The following are independent events: 1.John & Mike Partnership is preparing to become a corporation and sell stock to the public. At this time, it decides to switch from straight-line depreciation to the sum-of-the-years digits method of depreciation. 2.A company has been charging its advertising costs to an intangible asset account and amortizing these costs over 5 years, and it decides to start expensing these costs as incurred. 3.Jackson Inc. has been using the double-declining balance method of depreciation. It now estimates that the pattern of benefits to be received in the future will be approximately equal each period, so it decides to change to the straight-line depreciation method. 4.Big Texan Corporation has been using straight-line depreciation for its property, plant, and equipment. It is now buying a new type of machine and elects to use accelerated depreciation on the new machine. 5.A company switches from capitalizing certain expenditures to expensing them due to the issuance of an Accounting Standards Update that makes capitalization of these expenditures no longer generally accepted. Required: 1.Identify the correct accounting treatment for the changes (if any) related to the preceding events.