What is an online recommendation engine?
A. An online recommendation
engine is a set of software
algorithms that uses past user data
and similar content data to make
recommendations for a specific user
profile.
B. An online recommendation
engine is a set of search engines that
uses competitive filtering to
determine what content multiple
similar users might like.
C. An online recommendation
engine is a way of tracking a user's
online behavior and deciding what
similar products and content they
might like based on their offline
behavior
D. Both A and C