Harper,a Salesperson,uses Slides and Video Presentations When Selling Computers to a Buyers

Multiple Choice

Harper,a salesperson,uses slides and video presentations when selling computers to a buyers group.He finds that this helps involve the buyers in the presentation and is,in turn,more effective in making the buyers understand the product as well as its features and benefits.Which of the following sales aids does Harper use?​

A) ​Response checks
B) Voice characteristics
C) ​Electronic materials
D) ​Product demonstrations
E) ​Proof providers