Bcompany switched from the sum-of-the-years-digits depreciation method to straight-line depreciation in 2018. the change affects machinery purchased at the beginning of 2016 at a cost of $72,000. the machinery has an estimated life of five years and an estimated residual value of $3,600. what is b's 2018 depreciation expense?

Akika corporation started as a small firm and has grown substantially in the past decade. its interests span from electronics to real estate and aviation. akika's board of directors have now decided to create independent business units for and categorize the actions performed under each domain. each business unit will have distinct roles and responsibilities. which of the 14 principles of fayol does this exemplify?