Answer:
Types of Consumer Product       Examples
Convenience Product:                 Zest bar soap 
Shopping Product:                       Sony Blu-ray Disc™ player
                                                      Doritos Hermès Birkin bag
                                                      Goodyear Ultra Grip tires 
Specialty Product:                       Patek Philippe watch
                                                     Maytag® dishwasher
Unsought Product:                      Royce Poplar coffin 
Explanation:
a) The factors that distinguish consumer products are:
(1) effort the consumer spends on the decision
(2) attributes used in making the purchase decision
(3) frequency of purchase. 
b) Types of Consumer Product 
Convenience Product 
Shopping Product 
Specialty Product 
Unsought Product
c) Product Examples:
Royce Poplar coffin 
Patek Philippe watch 
Sony Blu-ray Disc™ player 
Maytag® dishwasher 
Doritos Hermès Birkin bag 
Zest bar soap 
Goodyear Ultra Grip tires