All of the following are examples of marketing-controlled information sources EXCEPT:
a. a review of laser printers in Consumer Reports.
b. brochures about kitchen products sold by the Home Depot.
c. a coupon for $1.00 off of laundry detergent.
d. a recipe for oatmeal raisin cookies on a package of oatmeal.
e. an advertisement in a magazine.
ANSWER: a