Effective groups influence and regulate the behavior of their members

For a market segment to be viable, it should meet each of the following tests, except:

A) the members of the market segment should be ambiguous B) the market segment must be large enough to be financially viable to market with a separate marketing campaign C) the market segment must differ from the population as a whole D) the market segment must be reachable through some type of media or marketing communications

In 1987, about ________ percent of Americans reported feeling satisfied with their jobs, while in 2009, about ________ percent reported being satisfied

A) 45, 60 B) 60, 45 C) 50, 30 D) 30, 50