A firm should seek to increase service tangibility by _____

The time period assumption states that

A. a transaction can only affect one period of time B. estimates should not be made if a transaction affects more than one time period. C. adjustments to the enterprise's accounts can only be made in the time period when the business terminates its operations D. the economic life of a business can be divided into artificial time periods

Which of the following financial statements reports an increase or decrease in net cash during the time period covered?

A) Income statement B) Statement of retained earnings C) Statement of cash flows D) Cash budget