Cindy flies regularly between Atlanta and Los Angeles. She almost always uses Delta Airlines and has lots of Delta Sky Miles credit (Delta's frequent-flyer program). Still, she uses an online fare comparison website each time to see if a competitor has a better price or a more convenient schedule. Cindy uses to decide which airline to fly.

A compensatory decision rule.

Explanation: A compensation decision rule is a type of decision rule in which a consumer evaluates each brand in terms of each relevant attribute and then choose the brand with the highest weighted score and the brands that fall below the cutoff point on any one attribute are eliminated from further consideration.

In this scenario, Cindy uses a compensatory decision rule to determine which to fly based on price and more convenient schedule.

c. taught scientists many new things about the earth, but not other planets.

explanation: