Primary information sources are those that already exist

Which of the following is a plausible marketing observation?

A) Marketing managers must spend a considerable amount of time talking to customers. B) New competitors' actions are easier to predict than existing competitors' actions. C) Customers can always tell you what products they want and what features they need. D) Unlike general societal trends, changes in customer tastes occur frequently.

What is the best total cost that Nathan can incur?

A) $488,644 B) $492,780 C) $493,720 D) $484,382