an entity that changed the useful life of an asset since it turns out to be significantly longer than the original useful life should account for the change as

a . A change in accounting estimate and account for it prospectively b . A change in accounting policy and account for it prospectively c.A change in accounting policy and account for it retrospectively d . A change in accounting estimate and account for it retrospectively

The entry to record interesy payment and discount amortization under net method includes?

CR interest Expense CR bonds payable CR discount on bonds payable DR cash