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According to the article, what are some of the drawbacks of traditional intelligence tests, and what is being done to rectify these issues?

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

Which presentation option is also known as a screen of a presentation?