Step 1: Define Point-of-Purchase (POP) Advertising:
POP advertising refers to promotional displays and materials placed directly in physical retail environments, right where the consumer makes their purchasing decisions.
Step 2: Evaluating the Techniques:
Billboards and Internet are outside-the-store media. Window Displays, Floor Stands, and digital LCD shelf-displays are physically installed in-store to trigger impulse buys.
Step 3: Selection:
Option (D) correctly lists the three core in-store physical tactics.