________ is a linear regression model relating demand to time

Which of the following techniques of analyzing research data groups variables into collections that maximize within-group similarities and between-group differences?

A) demand pattern analysis B) income elasticity analysis C) cluster analysis D) comparative analysis

Which of the following is a potential drawback of multibranding?

A) Consumers may become confused about the image of the main brand. B) An overextended brand name might lose its specific meaning for consumers. C) Different product features can appeal to consumers with different buying motives. D) The company's resources may be spread over too many brands. E) The company can occupy more retail shelf space.