Powers that government enforce laws

In a recent annual report, apple computer reported the following in one of its disclosure notes: "warranty expense: the company provides currently for the estimated cost for product warranties at the time the related revenue is recognized." this note exemplifies apple's use of: (a) conservatism.(b) matching. (c) realization principle. (d) economic entity.

When technology advances, which of the following always takes place? a. devices are designed b. efficiency is achieved c. results are improved d. inventions are made

The relationship is the "relational model ideal."