Concept:Window display is a visual merchandising strategy used to attract customers.
Explanation:Goods are placed behind glass shields in front of a shop so that passers-by can see them easily.
This attracts attention and motivates people to stop, look, and enter the store.
The main goal is to encourage potential customers to make a purchase.
This technique is specifically known as window display.
It is different from personal selling, which involves direct customer interaction.
It is also different from sales promotion or a trade fair.
Answer:C. window display