After Selecting a Sweater on the Land's End Web Site

Multiple Choice

After selecting a sweater on the Land's End Web site, Kelly was asked to fill in details for the customer database. Kelly was given a form which required her to fill in her name, date of birth, and e-mail address. Kelly then checked a box that was next to the following statement :"Yes, I would like to receive weekly promotional information from Land's End online." Which of the following practices is evident from this scenario?

A) e-mail hosting service
B) e-mail spoofing
C) catalog marketing
D) contextual advertising
E) permission-based e-mail marketing