In the case of international trade, the risk of nonpayment is essentially eliminated with the use of a letter of credit issued through a trustworthy bank

Which of the following account for the largest portion of firms' online advertising spending?

A) display and search-related advertisements B) search-related and rich media advertisements C) digital and rich media advertisements D) community Web sites and blog posts E) blog posts and digital media

________ is a science that seeks to measure, explain, and sometimes change the behavior of humans and other animals

A) Psychiatry B) Psychology C) Sociology D) Political science E) Organizational behavior