Menu costs of inflation: a. are best described as the costs firms incur by having to change prices either on paper or in the computer. b. are the costs involved with only those goods whose prices are rising faster than inflation; this basket of goods represents the "menu." c. literally mean that restaurants are the most affected by inflation because they are constantly printing new menus. d. mean that because we can choose what goods we consume, we have a menu of inflation to choose from and we can "opt out" by consuming a different "basket" of consumer goods. e. are the costs one incurs when shopping for lower prices.

Which of the following is true about presentation methods for providing training? audiovisual techniques are most effective when they are used alone. mobile technologies include training methods such as on-the-job training, simulations, business games and case studies, behavior modeling, interactive video, and web-based training that require the trainee to be actively involved in learning. the typical users for teleconferencing include employees who are part of a workforce that spends most of its time traveling, visiting customers or various company locations and has limited time available to spend in traditional training activities. webcasting involves classroom instructions that are provided online through live broadcasts. classroom instruction is no longer a popular training method because of new technologies such as interactive video and computer-assisted instruction.