During sales at her painting pop$-$up store, Malika likes to display bright large signs in the store window to attract customers. She also puts up stickers to display the reduced prices for all the items. This allows her to handle sales without increasing the number of sales staff. The given scenario represents $\_\_\_\_\_\_\_.$

Group of answer choices

implementation of poka$-$yokes

implementation of green practices

improvements in the servicescape

enhancements in augmented reality