What can companies use to lock in exchange rates to set up a risk-free arbitrage for interest rates?

According the text, American CEOs want business graduates they hire to have some education in international business.

A. if they are going to work overseas. B. if they are going to work in a firm with no foreign operations. C. Neither A nor B because they can learn on the job. D. Both A and B

Which of the following accounting principles requires that warranty expense must be estimated and recognized in the same period when the related sales revenue is recognized?

A) the matching principle B) the disclosure principle C) the revenue principle D) the consistency principle