Monster.com is a leading online, job-hunting website. A person hunting for a new job does not have to look at every listing on the website. He or she can type in a job description and Monster.com will find all the matching jobs plus continue the search and e-mail any new relevant listings. If the individual has to stop looking before seeing all the relevant jobs Monster.com will remember where he or she left off. Monster.com uses buyer-initiated __________.
a) choiceboards
b) personalization
c) collaborative filtering
d) hierarchical individualization
e) media convergence
Answer: b