_______ is a type of Web advertising whereby companies pay for keywords that are used to catch consumers' attention while browsing a search engine.

A method in which production of an item begins in advance of customer needs is called:

A) the andon method. B) the pull method. C) the jidoka method. D) the push method.

Changes in stock prices tend to lag changes in level of economic activity by several months

Indicate whether the statement is true or false.