Sharon Flies Regularly Between Atlanta and Los Angeles

Sharon 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. Sharon uses ________ to decide which airline to fly.

A) a compensatory decision rule
B) a noncompensatory decision rule
C) habitual decision making
D) social factors
E) temporal factors